Writing prompt: Written Expression.
Using the given vocabulary and sentence patterns, and referring to the picture, write a short essay.
Assume you are Tommy; please describe your life last weekend based on the picture and the hints.

Student essay:
Hello, my name is Tommy. My last weekend is very busy. Saturday I got up it early. I played in the park in the afternoon. I played basketball in the after dinner. Sunday, I did my homework in the morning. I cleaned the room in the afternoon. Evening I watched TV. Last weekend busy but I felt happy.

Corrected essay:
Hello, my name is Tommy. My last weekend was very busy. On Saturday, I got up early. I played in the park in the afternoon. I played basketball after dinner. On Sunday, I did my homework in the morning. I cleaned my room in the afternoon. In the evening, I watched TV. Last weekend was busy, but I felt happy.

Error analysis:
error_sentence: My last weekend is very busy.
correct_sentence: My last weekend was very busy.
error: is
correction: was
error_type: Verb Tense Error
error_severity: 3
error_description: Verb Tense Error: The time adverbial 〈last weekend〉 in the original sentence indicates past time, so the predicate verb needs to be in the past tense; therefore, 〈is〉 is changed to 『was』 to comply with grammatical rules and contextual requirements.

error_sentence: Saturday I got up it early.
correct_sentence: On Saturday, I got up early.
error: Saturday
correction: On Saturday,
error_type: Preposition Error
error_severity: 3
error_description: ① Preposition Error: According to English grammar rules, when a day of the week is used alone, the preposition 『On』 needs to be added to form a time adverbial; therefore, 『On』 should be added before 〈Saturday〉; ② Punctuation Error: The time adverbial 『On Saturday』 should be followed by a comma to separate the time phrase from the main part of the sentence; therefore, a 『,』 is added after 〈Saturday〉.

error_sentence: Saturday I got up it early.
correct_sentence: On Saturday, I got up early.
error: it
error_type: Word Redundancy Error
error_severity: 2
error_description: Word Redundancy Error: The verb phrase 〈got up〉 itself contains a complete meaning, and 〈it〉 is a redundant component here; therefore, 〈it〉 is deleted to ensure the sentence is concise and clear.

error_sentence: I played basketball in the after dinner.
correct_sentence: I played basketball after dinner.
error: in the
error_type: Word Redundancy Error
error_severity: 2
error_description: Word Redundancy Error: The phrase 〈in the after dinner〉 uses the inappropriate prepositional phrase 〈in the〉; the redundant component 〈in the〉 should be deleted to conform to English expression habits.

error_sentence: I played basketball in the after dinner. Sunday, I did my homework in the morning.
correct_sentence: On Sunday, I did my homework in the morning.
correction: On
error_type: Preposition Error
error_severity: 2
error_description: Preposition Error: According to English grammar rules, when a day of the week is used alone, the preposition 『On』 needs to be added to form a time adverbial; therefore, 『On』 should be added before 〈Sunday〉.

error_sentence: I cleaned the room in the afternoon.
correct_sentence: I cleaned my room in the afternoon.
error: the
correction: my
error_type: Determiner Error
error_severity: 2
error_description: Determiner Error: When specifically referring to the speaker's own room, the possessive pronoun 『my』 should be used instead of the definite article 〈the〉; therefore, 〈the〉 is changed to 『my』 to clarify the possessive relationship, referring to the speaker's room.

error_sentence: Evening I watched TV.
correct_sentence: In the evening, I watched TV.
error: Evening
correction: In the evening,
error_type: Preposition Error
error_severity: 3
error_description: ① Preposition Error: When the time adverbial 〈evening〉 is used alone, the prepositional phrase 『In the』 needs to be added; therefore, 〈Evening〉 should be changed to 『In the evening』; ② Punctuation Error: The time adverbial 『In the evening』 should be followed by a comma to separate the time phrase from the main part of the sentence; therefore, a 『,』 is added after 『evening』.

error_sentence: Last weekend busy
correct_sentence: Last weekend was busy, but I felt happy.
error: busy
correction: was busy,
error_type: Sentence Structure Error
error_severity: 3
error_description: Sentence Structure Error: The original sentence 〈Last weekend busy〉 lacks a predicate component; the linking verb 『was』 needs to be added to form a subject-complement structure; therefore, 『was』 is added before 〈busy〉.