Writing prompt: Will E-book Be Necessary in the Future?

Student essay:
A growing number of people turn to e-book for pleasure , and e-book is gradually taking place of real books.
Because of the obvious convenience of e-book, People save the time and money for searching for and buying books. What's more, e-book provides diversities of contents, which is as the same as real books. Moreover, reading e-book requires no money while reading real books involves money. Accordingly, e-book caters for the majority of people.
Although e-book has many advantages, its disadvantages are inevitable, reading for long hours in front of the machine is bad for our eyes. What's worse, in terms of newly-published books, they can't be searched on the machine.
It seems e-book well conforms to modern life, and it's necessary in the future, especially for the adults. Generally speaking, people who have got married don't have much time for reading, let alone going to the library to absorb new knowledge. Actually, they are more concerned with family matters and their working. E-book is of great flexibility. So, as long as people are reminded to read, e-book can serve them anytime without any trouble. However, I think e-book can't completely take place of real books. The limits listed above keep it in the essential place rather than the most crucial place.
In brief, e-book takes on a prosperous trend. With the advantage of keeping pace with modern life, I think e-book will be a necessary in the future.

Corrected essay:
A growing number of people turn to e-books for pleasure, and e-books are gradually taking the place of real books.
Because of the obvious convenience of e-books, people save time and money searching for and buying books. What's more, e-books provide diverse content which is the same as real books. Moreover, reading e-books requires no money, while reading real books involves money. Accordingly, e-books cater to the majority of people.
Although e-books have many advantages, their disadvantages are inevitable. Reading for long hours in front of a machine is bad for our eyes. What's worse, in terms of newly-published books, they can't always be searched on the machine.
It seems e-books conform well to modern life, and they are necessary in the future, especially for adults. Generally speaking, people who have got married don't have much time for reading, let alone going to the library to absorb new knowledge. Actually, they are more concerned with family matters and their work. E-books are of great flexibility. So, as long as people are reminded to read, e-books can serve them anytime without any trouble. However, I think e-books can't completely take the place of real books. The limits listed above keep them in an essential place rather than the most crucial place.
In brief, e-books take on a prosperous trend. With the advantage of keeping pace with modern life, I think e-books will be necessary in the future.

Error analysis:
error_sentence: A growing number of people turn to e-book for pleasure , and e-book is gradually taking place of real books.

correct_sentence: A growing number of people turn to e-books for pleasure, and e-books are gradually taking the place of real books.

error: book
correction: books
error_type: Noun Number Error
error_severity: 2
error_description: Noun Number Error: According to English noun usage rules, 〈e-book〉 as a countable noun, needs to be in plural form here to express a general concept, therefore the singular form 〈e-book〉 is changed to the plural form 『e-books』 to maintain noun number consistency, conforming to the semantic requirement of “general reference to e-books”.

error_sentence: A growing number of people turn to e-book for pleasure , and e-book is gradually taking place of real books.

correct_sentence: A growing number of people turn to e-books for pleasure, and e-books are gradually taking the place of real books.

error: book is
correction: books are
error_type: Subject-Verb Agreement Error
error_severity: 4
error_description: ① Noun Number Error: According to English noun usage rules, 〈e-book〉 as a countable noun, needs to be in plural form here to express a general concept, therefore the singular form 〈e-book〉 is changed to the plural form 『e-books』 to maintain noun number consistency, conforming to the semantic requirement of “general reference to e-books”; ② Subject-Verb Agreement Error: According to the English grammar principle of subject-verb agreement, the plural subject 『e-books』 requires a plural copula, therefore the singular verb 〈is〉 is changed to the plural form 『are』, so that the subject and verb agree in number.

error_sentence: A growing number of people turn to e-book for pleasure , and e-book is gradually taking place of real books.

correct_sentence: A growing number of people turn to e-books for pleasure, and e-books are gradually taking the place of real books.

correction: the
error_type: Determiner Error
error_severity: 2
error_description: Determiner Error: According to English fixed phrase collocation rules, the phrase 〈taking place of real books〉 must use the definite article 〈the〉 to refer to specific books, therefore 『the』 is added before 〈place〉, forming the complete idiomatic expression 『take the place of』.

error_sentence: Because of the obvious convenience of e-book, People save the time and money for searching for and buying books.
correct_sentence: Because of the obvious convenience of e-books, people save time and money searching for and buying books.
error: book, People save the
correction: books, people save
error_type: Word Redundancy Error
error_severity: 5
error_description: ① Noun Number Error: According to English noun usage rules, 〈e-book〉 as a countable noun, needs to be in plural form here to express a general concept, therefore the singular form 〈e-book〉 is changed to the plural form 『e-books』 to maintain noun number consistency, conforming to the semantic requirement of “general reference to e-books”; ② Case Error: According to English capitalization rules, the common noun 〈People〉 does not need to be capitalized when it is not a proper noun or at the beginning of a sentence, therefore it is changed to the lowercase form 『people』 to comply with standard writing rules; ③ Word Redundancy Error: According to the principle of conciseness in English expression, the definite article 〈the〉 in the phrase 〈save the time〉 is redundant, and after deletion, it is simplified to the more idiomatic expression 『save time』, while maintaining semantic integrity.

error_sentence: Because of the obvious convenience of e-book, People save the time and money for searching for and buying books.
correct_sentence: Because of the obvious convenience of e-books, people save time and money searching for and buying books.
error: for
error_type: Preposition Error
error_severity: 2
error_description: Preposition Error: According to English expression habits, in the structure 〈save the time and money for searching〉, the preposition 〈for〉 is redundant and does not conform to the idiomatic expression “save+noun+doing+sth.”, after deletion it forms the more concise and accurate phrase 『save time and money searching』.

error_sentence: What's more, e-book provides diversities of contents, which is as the same as real books.
correct_sentence: What's more, e-books provide diverse content which is the same as real books.
error: book provides diversities of contents,
correction: books provide diverse content
error_type: PoS Confusion Error
error_severity: 5
error_description: ① Noun Number Error: According to English noun usage rules, 〈e-book〉 as a countable noun, needs to be in plural form here to express a general concept, therefore the singular form 〈e-book〉 is changed to the plural form 『e-books』 to maintain noun number consistency, conforming to the semantic requirement of “general reference to e-books”; ② Subject-Verb Agreement Error: According to the English grammar principle of subject-verb agreement, the plural subject 『e-books』 requires a plural form of the verb, therefore the singular verb 〈provides〉 is changed to the plural form 『provide』, so that the subject and verb agree in number; ③ PoS Confusion Error: According to English modification rules, the uncountable noun 〈content〉 needs to be modified by an adjective, while 〈diversities〉 is a plural noun form, therefore it is changed to the adjective 『diverse』, forming the correct modification structure 『diverse content』; ④ Preposition Error: According to the principle of conciseness in English modifiers, the modified structure 『diverse content』 already fully expresses the meaning of “diverse content”, the redundant preposition 〈of〉 in the original sentence should be deleted to avoid repetition and ambiguity; ⑤ Noun Number Error: According to noun properties, “content” here is an uncountable noun, therefore when modified by “diverse”, 〈contents〉 in the original sentence needs to be changed to 『content』.

error_sentence: What's more, e-book provides diversities of contents, which is as the same as real books.
correct_sentence: What's more, e-books provide diverse content which is the same as real books.
error: as
error_type: Word Redundancy Error
error_severity: 3
error_description: Word Redundancy Error: According to English comparative structure rules, the first 〈as〉 in the phrase 〈as the same as〉 is redundant, the correct comparative structure should be 『the same as』 meaning “the former is like the latter”, therefore the redundant 〈as〉 is deleted to make the expression more concise and standard.

error_sentence: Moreover, reading e-book requires no money while reading real books involves money.
correct_sentence: Moreover, reading e-books requires no money, while reading real books involves money.
error: book
correction: books
error_type: Noun Number Error
error_severity: 2
error_description: Noun Number Error: According to English noun usage rules, 〈e-book〉 as a countable noun, needs to be in plural form here to express a general concept, therefore the singular form 〈e-book〉 is changed to the plural form 『e-books』 to maintain noun number consistency, conforming to the semantic requirement of “general reference to e-books”.

error_sentence: Moreover, reading e-book requires no money while reading real books involves money.
correct_sentence: Moreover, reading e-books requires no money, while reading real books involves money.
correction: ,
error_type: Punctuation Error
error_severity: 2
error_description: Punctuation Error: According to English complex sentence punctuation rules, when 〈while〉 introduces a contrasting adverbial clause, a comma is needed to separate the main clause and the subordinate clause, therefore before 〈while〉 add 『, while』 to correctly represent the sentence structure relationship.

error_sentence: Accordingly, e-book caters for the majority of people.

correct_sentence: Accordingly, e-books cater to the majority of people.

error: book caters for
correction: books cater to
error_type: Subject-Verb Agreement Error
error_severity: 4
error_description: ① Noun Number Error: According to English noun usage rules, 〈e-book〉 as a countable noun, needs to be in plural form here to express a general concept, therefore the singular form 〈e-book〉 is changed to the plural form 『e-books』 to maintain noun number consistency, conforming to the semantic requirement of “general reference to e-books”; ② Subject-Verb Agreement Error: According to the original sentence, when the subject is 『e-books』, the predicate verb needs to follow the principle of subject-verb agreement and also adopt the plural form, thus changing 〈caters〉 to 『cater』; ③ Preposition Error: According to prepositional phrase usage norms, the fixed collocation “satisfy, cater to” should use “cater to”, not 〈cater for〉, 〈for〉 needs to be changed to 『to』 to comply with English idiomatic usage.

error_sentence: Although e-book has many advantages, its disadvantages are inevitable, reading for long hours in front of the machine is bad for our eyes.
correct_sentence: Although e-books have many advantages, their disadvantages are inevitable.
error: book has
correction: books have
error_type: Subject-Verb Agreement Error
error_severity: 5
error_description: ① Noun Number Error: According to English noun usage rules, 〈e-book〉 as a countable noun, needs to be in plural form here to express a general concept, therefore the singular form 〈e-book〉 is changed to the plural form 『e-books』 to maintain noun number consistency, conforming to the semantic requirement of “general reference to e-books”; ② Subject-Verb Agreement Error: According to the English grammar principle of subject-verb agreement, the plural subject 『e-books』 requires a plural verb, therefore the singular verb 〈has〉 is changed to the plural form 『have』, so that the subject and verb agree in number.

error_sentence: Although e-book has many advantages, its disadvantages are inevitable, reading for long hours in front of the machine is bad for our eyes.
correct_sentence: Although e-books have many advantages, their disadvantages are inevitable.
error: its
correction: their
error_type: Pronoun Error
error_severity: 3
error_description: Pronoun Error: According to pronoun usage norms, the plural antecedent 『e-books』 requires the plural possessive pronoun 『their』, not the singular 〈its〉. Therefore, the pronoun 〈its〉 needs to be changed to 〈their〉 to be consistent with the plural antecedent 『e-books』.

error_sentence: Although e-book has many advantages, its disadvantages are inevitable, reading for long hours in front of the machine is bad for our eyes.
correct_sentence: Although e-books have many advantages, their disadvantages are inevitable. Reading for long hours in front of a machine is bad for our eyes.
error: , reading
correction: . Reading
error_type: Punctuation Error
error_severity: 4
error_description: ① Punctuation Error: According to English expression norms, two independent main clauses need to be separated by a period, therefore 〈, reading〉 is changed to 『. Reading』 to make the sentence structure clearer; ② Case Error: According to English expression norms, the first word of a sentence should be capitalized. Therefore, 〈, reading〉 is modified to 『. Reading』 to comply with grammatical norms.

error_sentence: Although e-book has many advantages, its disadvantages are inevitable, reading for long hours in front of the machine is bad for our eyes.
correct_sentence: Reading for long hours in front of a machine is bad for our eyes.
error: the
correction: a
error_type: Determiner Error
error_severity: 2
error_description: Determiner Error: According to English article usage rules, when first mentioning or generally referring to the singular countable noun 〈machine〉, the indefinite article 『a』 should be used instead of the specific definite article 〈the〉, therefore it is modified to 『a machine』 to conform to general reference expression.

error_sentence: What's worse, in terms of newly-published books, they can't be searched on the machine.

correct_sentence: What's worse, in terms of newly-published books, they can't always be searched on the machine.

correction: always
error_type: Adverb Error
error_severity: 3
error_description: Adverb Error: According to the principle of accuracy in English expression, the absolute expression 〈can't be searched〉 has a semantic deviation, the frequency adverb 『always』 is added for modification, changing it to 『can't always be searched』 to more accurately express the meaning of “cannot always be searched”.

error_sentence: It seems e-book well conforms to modern life, and it's necessary in the future, especially for the adults.
correct_sentence: It seems e-books conform well to modern life, and they are necessary in the future, especially for adults.
error: book well conforms
correction: books conform well
error_type: Word Order Error
error_severity: 5
error_description: ① Noun Number Error: According to English noun usage rules, 〈e-book〉 as a countable noun, needs to be in plural form here to express a general concept, therefore the singular form 〈e-book〉 is changed to the plural form 『e-books』 to maintain noun number consistency, conforming to the semantic requirement of “general reference to e-books”; ② Word Order Error: According to English adverb placement rules, the manner adverb 〈well〉 should be placed after the verb 〈conform〉 it modifies, therefore the word order is adjusted to 『conform well』, conforming to the standard expression of “conforms well”; ③ Subject-Verb Agreement Error: According to the English grammar principle of subject-verb agreement, the plural subject 『e-books』 requires a plural verb, therefore the singular verb 〈conforms〉 is changed to the plural form 『conform』, so that the subject and verb agree in number.

error_sentence: It seems e-book well conforms to modern life, and it's necessary in the future, especially for the adults.
correct_sentence: It seems e-books conform well to modern life, and they are necessary in the future, especially for adults.
error: it's
correction: they are
error_type: Subject-Verb Agreement Error
error_severity: 4
error_description: ① Pronoun Error: According to the English principle of pronoun agreement, the plural subject 『e-books』 requires a plural nominative pronoun, therefore the singular pronoun 〈it〉 is changed to the plural form 『they』, forming the correct 『they are』 structure; ② Subject-Verb Agreement Error: According to subject-verb agreement grammar rules, the plural subject 『e-books』 requires a plural copula, therefore the singular verb 〈is〉 is changed to the plural form 『are』, maintaining subject-verb agreement.

error_sentence: It seems e-book well conforms to modern life, and it's necessary in the future, especially for the adults.
correct_sentence: It seems e-books conform well to modern life, and they are necessary in the future, especially for adults.
error: the
error_type: Determiner Error
error_severity: 2
error_description: Determiner Error: According to English article usage norms, when generally referring to the plural noun 〈adults〉, a definite article is not needed before it, therefore the redundant 〈the〉 is deleted, changing it to 『especially for adults』 to conform to general reference expression.

error_sentence: Actually, they are more concerned with family matters and their working.
correct_sentence: Actually, they are more concerned with family matters and their work.
error: working
correction: work
error_type: PoS Confusion Error
error_severity: 3
error_description: PoS Confusion Error: According to English noun usage rules, the possessive pronoun 〈their〉 should be followed by a noun, not a gerund, therefore 〈working〉 is changed to the abstract noun 『work』, forming the correct 『their work』 structure.

error_sentence: E-book is of great flexibility.
correct_sentence: E-books are of great flexibility.
error: book is
correction: books are
error_type: Subject-Verb Agreement Error
error_severity: 3
error_description: ① Noun Number Error: According to English noun usage rules, 〈e-book〉 as a countable noun, needs to be in plural form here to express a general concept, therefore the singular form 〈e-book〉 is changed to the plural form 『e-books』 to maintain noun number consistency, conforming to the semantic requirement of “general reference to e-books”; ② Subject-Verb Agreement Error: According to the English grammar principle of agreement, the plural subject 〈books〉 requires a plural copula, therefore the singular verb 〈is〉 is changed to the plural form 『are』, forming the correct 『books are』 structure.

error_sentence: So, as long as people are reminded to read, e-book can serve them anytime without any trouble.
correct_sentence: So, as long as people are reminded to read, e-books can serve them anytime without any trouble.
error: book
correction: books
error_type: Noun Number Error
error_severity: 2
error_description: Noun Number Error: According to English noun usage rules, 〈e-book〉 as a countable noun, needs to be in plural form here to express a general concept, therefore the singular form 〈e-book〉 is changed to the plural form 『e-books』 to maintain noun number consistency, conforming to the semantic requirement of “general reference to e-books”.

error_sentence: However, I think e-book can't completely take place of real books.
correct_sentence: However, I think e-books can't completely take the place of real books.
error: book
correction: books
error_type: Noun Number Error
error_severity: 2
error_description: Noun Number Error: According to English noun usage rules, 〈e-book〉 as a countable noun, needs to be in plural form here to express a general concept, therefore the singular form 〈e-book〉 is changed to the plural form 『e-books』 to maintain noun number consistency, conforming to the semantic requirement of “general reference to e-books”.

error_sentence: However, I think e-book can't completely take place of real books.
correct_sentence: However, I think e-books can't completely take the place of real books.
correction: the
error_type: Determiner Error
error_severity: 2
error_description: Determiner Error: According to English fixed phrase collocation rules, “take place of” means “to happen”, “take the place of” means to replace, in the phrase 〈taking place of real books〉, the definite article 『the』 needs to be added to express the “replace” relationship, forming the complete idiomatic expression 『take the place of』.

error_sentence: The limits listed above keep it in the essential place rather than the most crucial place.

correct_sentence: The limits listed above keep them in an essential place rather than the most crucial place.

error: it in the
correction: them in an
error_type: Pronoun Error
error_severity: 4
error_description: ① Pronoun Error: According to the English principle of pronoun referential agreement, the plural antecedent 〈limits〉 requires a plural objective pronoun, therefore the singular pronoun 〈it〉 is changed to the plural form 『them』, forming a correct referential relationship; ② Determiner Error: According to English article usage rules, when generally referring to the singular countable noun 〈place〉 and the word begins with a vowel sound, the indefinite article 『an』 should be used to mean “a general one” instead of the definite article 〈the〉 for specific reference, therefore it is modified to 『an』 to conform to general reference expression and pronunciation rules.

error_sentence: In brief, e-book takes on a prosperous trend.
correct_sentence: In brief, e-books take on a prosperous trend.
error: book takes
correction: books take
error_type: Subject-Verb Agreement Error
error_severity: 3
error_description: ① Noun Number Error: According to English noun usage rules, 〈e-book〉 as a countable noun, needs to be in plural form here to express a general concept, therefore the singular form 〈e-book〉 is changed to the plural form 『e-books』 to maintain noun number consistency, conforming to the semantic requirement of “general reference to e-books”. ② Subject-Verb Agreement Error: According to the English grammar principle of agreement, the plural subject 『e-books』 requires a plural verb, therefore the singular verb 〈takes〉 is changed to the plural form 『take』, forming the correct 『e-books take』 structure.

error_sentence: With the advantage of keeping pace with modern life, I think e-book will be a necessary in the future.
correct_sentence: With the advantage of keeping pace with modern life, I think e-books will be necessary in the future.
error: book
correction: books
error_type: Noun Number Error
error_severity: 2
error_description: Noun Number Error: According to English noun usage rules, 〈e-book〉 as a countable noun, needs to be in plural form here to express a general concept, therefore the singular form 〈e-book〉 is changed to the plural form 『e-books』 to maintain noun number consistency, conforming to the semantic requirement of “general reference to e-books”.

error_sentence: With the advantage of keeping pace with modern life, I think e-book will be a necessary in the future.
correct_sentence: With the advantage of keeping pace with modern life, I think e-books will be necessary in the future.
error: a
error_type: Determiner Error
error_severity: 2
error_description: Determiner Error: According to English adjective usage rules, when the adjective 〈necessary〉 is used as a predicative and does not modify a specific noun, no article is needed, therefore the redundant indefinite article 〈a〉 is deleted, changing it to the concise expression 『be necessary』.