Writing prompt: An Introduction to No 4 Middle School of Zunyi County

Student essay:
Dear Mary,
I'm glad to know that you're going to our school. I'd like to give you a brief introduction to it.
Four Meddle School, the smallest meddles school in our town. It's in the west of Nanbai. And it lies in the west of the Xiangshan and a lot of mountains and few houses surrounding its south, east and southeast. And a pool lies on the southwest of Four Meddle School. It's beautiful!
Our school covers an area of about 60 square kilometres and has student less than 3,000. It's famous for many bad things in Nanbai, and it is terrible for students' live environment. But the scenery is so beautiful and the climate is so pleasant. You will surprise when you saw those faraway mountains on the education building.
I'm sure you'll have a good time there and love the scenery. Yours,
K

Corrected essay:
Dear Mary,
I'm glad to know that you're going to our school. I'd like to give you a brief introduction to it.
The Fourth Middle School, the smallest middle school in our town, is in the west of Nanbai. And it lies to the west of Xiangshan, with a lot of mountains and few houses surrounding its south, east, and southeast. And a pool lies to the southwest of Fourth Middle School. It's beautiful!
Our school covers an area of about 60 square kilometres and has fewer than 3,000 students. It's famous for many bad things in Nanbai, and it is terrible for students' living environment. But the scenery is so beautiful and the climate is so pleasant. You will be surprised when you see those faraway mountains from the education building.
I'm sure you'll have a good time there and love the scenery.
Yours,
K

Error analysis:
error_sentence: Four Meddle School, the smallest meddles school in our town.
correct_sentence: The Fourth Middle School, the smallest middle school in our town, is in the west of Nanbai.
error: Four Meddle
correction: The Fourth Middle
error_type: Number Error
error_severity: 5
error_description: ① Determiner Error: According to English proper noun usage rules, school names as proper nouns require a definite article, so 『The』 is added before 〈Four Meddle〉 to form 『The Fourth Middle School』; ② Number Error: According to English ordinal number usage rules, the cardinal number 〈Four〉 in the school number should be changed to the ordinal number 『Fourth』, the correct form being 『Fourth』; ③ Spelling Error: According to English vocabulary spelling rules, 〈Meddle〉 is a misspelling; the noun correctly representing "middle school" should be 『Middle』, forming 『Middle School』 to conform to the correct expression of the school name.

error_sentence: Four Meddle School, the smallest meddles school in our town.
correct_sentence: The Fourth Middle School, the smallest middle school in our town, is in the west of Nanbai.
error: meddles
correction: middle
error_type: Spelling Error
error_severity: 2
error_description: Spelling Error: According to English vocabulary spelling rules, 〈meddles〉 is a misspelling; the noun correctly representing "middle school" should be 『middle』, forming 『middle school』 to conform to the correct expression of the school name.

error_sentence: Four Meddle School, the smallest meddles school in our town. It's in the west of Nanbai.
correct_sentence: The Fourth Middle School, the smallest middle school in our town, is in the west of Nanbai.
error: . It's
correction: , is
error_type: Sentence Structure Error
error_severity: 5
error_description: ① Punctuation Error: According to English sentence structure rules, the original sentence incorrectly uses a period to divide a sentence; it should be changed to a comma to connect an appositive, changing 〈. It's〉 to 『, is』; ② Sentence Structure Error: According to English appositive structure rules, 〈. It's〉 needs to be combined with the main clause, so the subject 〈it〉 is removed and changed to 『, is』, making the sentence structure more complete and coherent.

error_sentence: And it lies in the west of the Xiangshan and a lot of mountains and few houses surrounding its south, east and southeast.
correct_sentence: And it lies to the west of Xiangshan, with a lot of mountains and few houses surrounding its south, east, and southeast.
error: in
correction: to
error_type: Preposition Error
error_severity: 2
error_description: Preposition Error: According to English rules for expressing location, 『to』 should be used instead of 〈in〉 when indicating relative position, so 〈in the west of〉 is changed to 『to the west of』 to mean "located to the west of...".

error_sentence: And it lies in the west of the Xiangshan and a lot of mountains and few houses surrounding its south, east and southeast.
correct_sentence: And it lies to the west of Xiangshan, with a lot of mountains and few houses surrounding its south, east, and southeast.
error: the Xiangshan and
correction: Xiangshan, with
error_type: Conjunction Error
error_severity: 5
error_description: ① Determiner Error: According to English proper noun usage rules, the place name 〈the Xiangshan〉 does not require an article before it; the redundant 〈the〉 is deleted and changed to 『Xiangshan』; ② Conjunction Error: According to English rules for expressing accompanying circumstances, the coordinating conjunction 〈and〉 is changed to the preposition 『with』 to make the logical relationship clearer; ③ Punctuation Error: According to English punctuation rules for adverbial phrases of accompaniment, a comma is needed before the adverbial phrase, so the missing comma is added as 『, with』 to conform to idiomatic expression.

error_sentence: And it lies in the west of the Xiangshan and a lot of mountains and few houses surrounding its south, east and southeast.
correct_sentence: And it lies to the west of Xiangshan, with a lot of mountains and few houses surrounding its south, east, and southeast.
correction: ,
error_type: Punctuation Error
error_severity: 2
error_description: Punctuation Error: According to English punctuation rules for adverbial phrases of accompaniment, a comma is needed before the adverbial phrase, so the missing comma is added as 『, with』 to conform to idiomatic expression.

error_sentence: And a pool lies on the southwest of Four Meddle School.
correct_sentence: And a pool lies to the southwest of Fourth Middle School.
error: on
correction: to
error_type: Preposition Error
error_severity: 2
error_description: Preposition Error: According to English rules for expressing location, 『to』 should be used when indicating relative direction rather than 〈on〉 which indicates surface contact, so 〈on the southwest〉 is changed to 『to the southwest』 to mean "located to the southwest of...", accurately expressing the geographical relationship.

error_sentence: And a pool lies on the southwest of Four Meddle School.
correct_sentence: And a pool lies to the southwest of Fourth Middle School.
error: Four Meddle
correction: Fourth Middle
error_type: Number Error
error_severity: 4
error_description: ① Number Error: According to English ordinal number usage rules, the cardinal number 〈Four〉 in the school number should be changed to the ordinal number 『Fourth』, the correct form being 『Fourth』; ② Spelling Error: According to English vocabulary spelling rules, 〈Meddle〉 is a misspelling; the noun correctly representing "middle school" should be 『Middle』, forming 『Middle School』 to conform to the correct expression of the school name.

error_sentence: Our school covers an area of about 60 square kilometres and has student less than 3,000.
correct_sentence: Our school covers an area of about 60 square kilometres and has fewer than 3,000 students.
error: student less
correction: fewer
error_type: Word Order Error
error_severity: 5
error_description: ① Word Order Error: According to English quantity expression structure, the quantity determiner should directly precede the noun it modifies, so the noun 〈student〉 is deleted, retaining the standard expression 『fewer than 3,000』; ② Adjective Error: According to English comparative usage rules, 『fewer』 should be used to modify countable nouns like 〈students〉, not 〈less〉 which modifies uncountable nouns, hence the replacement.

error_sentence: Our school covers an area of about 60 square kilometres and has student less than 3,000.
correct_sentence: Our school covers an area of about 60 square kilometres and has fewer than 3,000 students.
correction: students
error_type: Noun Error
error_severity: 2
error_description: Noun Error: According to English sentence constituent completeness requirements, the noun object 『students』 needs to be added after the quantitative phrase 『fewer than 3,000』 to make the meaning of the sentence complete.

error_sentence: It's famous for many bad things in Nanbai, and it is terrible for students' live environment.
correct_sentence: It's famous for many bad things in Nanbai, and it is terrible for students' living environment.
error: live
correction: living
error_type: PoS Confusion Error
error_severity: 3
error_description: PoS Confusion Error: According to the grammatical rule of using a present participle as an attributive, 『living environment』 should be used to mean "living environment" instead of the verb 〈live〉, to accurately express the meaning of a continuous state.

error_sentence: You will surprise when you saw those faraway mountains on the education building.

correct_sentence: You will be surprised when you see those faraway mountains from the education building.

error: surprise
correction: be surprised
error_type: Verb Voice Error
error_severity: 3
error_description: Verb Voice Error: According to English passive voice construction rules, to express "to feel surprised," the predicative structure 『be surprised』 should be used, not the active form of the verb 〈surprise〉. Therefore, the verb 〈surprise〉 needs to be changed to the verb phrase 『be surprised』 to express passive emotion and conform to grammatical rules.

error_sentence: You will surprise when you saw those faraway mountains on the education building.

correct_sentence: You will be surprised when you see those faraway mountains from the education building.

error: saw
correction: see
error_type: Verb Tense Error
error_severity: 3
error_description: Verb Tense Error: According to English tense agreement rules, when the main clause uses the future tense 『will be surprised』, the time adverbial clause needs to use the simple present tense 『see』 to replace the past tense 〈saw〉 to conform to the current tense and express that the action of "seeing" occurs in the present or future.

error_sentence: You will surprise when you saw those faraway mountains on the education building.

correct_sentence: You will be surprised when you see those faraway mountains from the education building.

error: on
correction: from
error_type: Preposition Error
error_severity: 2
error_description: Preposition Error: According to English preposition collocation rules, when indicating the source of a perspective of observation, 『from』 should be used instead of 〈on〉, therefore 〈on my perspective〉 is changed to 『from my perspective』 to correctly express the starting point of the action, i.e., "seeing from the education building".

error_sentence: I'm sure you'll have a good time there and love the scenery. Yours,
K
correct_sentence: I'm sure you'll have a good time there and love the scenery.

correction: 

error_type: Format Error
error_severity: 3
error_description: Format Error: According to English letter format conventions, the closing salutation 『Yours sincerely』 should be on a separate line, so a newline character 『\n』 is added between the body text and the salutation to standardize the format.