Writing prompt: Using the given vocabulary and sentence patterns, and referring to the table, write a short essay.
Gao Feng is a football fan. He owns four footballs and many photos of soccer stars, but he never plays football; he only watches games on TV. He has two friends, Mike and Dave. Based on the table hints, introduce the hobbies of Gao Feng and his two friends in about 50 words.
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Student essay:
I have got two friends. They name is Mike and Dave. Mike like play basketball, but he not like ping- pong. Because it's very boring. Dave like play soccer, but he not like baseball. He say it's very difficult for he.

Corrected essay:
I have got two friends. Their names are Mike and Dave. Mike likes to play basketball, but he does not like ping-pong. Because it's very boring. Dave likes to play soccer, but he does not like baseball. He says it's very difficult for him.

Error analysis:
error_sentence: They name is Mike and Dave.
correct_sentence: Their names are Mike and Dave.
error: They name is
correction: Their names are
error_type: Subject-Verb Agreement Error
error_severity: 5
error_description: ① Pronoun Error: According to the context, 〈They〉 means "they," but here it needs to express "their," so it should be changed to the possessive pronoun 『Their』; ② Noun Number Error: 〈name〉 should be in the plural form 『names』 to correspond to the plural subject; ③ Subject-Verb Agreement Error: According to the context, 〈is〉 should be changed to 『are』 to maintain subject-verb agreement and grammatical correctness.

error_sentence: Mike like play basketball, but he not like ping- pong.
correct_sentence: Mike likes to play basketball, but he does not like ping-pong.
error: like
correction: likes to
error_type: Subject-Verb Agreement Error
error_severity: 5
error_description: ① Subject-Verb Agreement Error: According to the context, the subject 〈Mike〉 is third-person singular, so the verb needs to use the third-person singular form 『likes』; ② Nonfinite Verb Form Error: The verb 『likes』 needs to be followed by the infinitive marker 『to』 to form the correct collocation “like to do”, to maintain grammatical correctness.

error_sentence: Mike like play basketball, but he not like ping- pong.
correct_sentence: Mike likes to play basketball, but he does not like ping-pong.
correction: does
error_type: Auxiliary Error
error_severity: 3
error_description: Auxiliary Error: According to the context, in a negative sentence, the third-person singular subject 〈he〉 needs to be paired with the auxiliary verb 『does』 to form the correct negative structure.

error_sentence: Mike like play basketball, but he not like ping- pong.
correct_sentence: Mike likes to play basketball, but he does not like ping-pong.
error: ping-
correction: ping-
error_type: Space Error
error_severity: 2
error_description: Space Error: The compound word 〈ping-pong〉 should not have a space in the middle; 〈ping- pong〉 needs to be merged into 『ping-pong』.

error_sentence: Dave like play soccer, but he not like baseball.
correct_sentence: Dave likes to play soccer, but he does not like baseball.
error: like
correction: likes to
error_type: Subject-Verb Agreement Error
error_severity: 5
error_description: ① Subject-Verb Agreement Error: The subject 〈Dave〉 is third-person singular 〈he〉, so the verb should use the third-person singular form; therefore, 〈like〉 should be changed to 『likes』; ② Nonfinite Verb Form Error: The verb 〈like〉 should be followed by the infinitive 『to』, meaning “like to do something,” so 『to』 is added after the verb 〈like〉.

error_sentence: Dave like play soccer, but he not like baseball.
correct_sentence: Dave likes to play soccer, but he does not like baseball.
correction: does
error_type: Auxiliary Error
error_severity: 3
error_description: Auxiliary Error: According to the context, in a negative sentence, the third-person singular subject 〈he〉 needs to be paired with the auxiliary verb 『does』 to form the correct negative structure.

error_sentence: He say it's very difficult for he.
correct_sentence: He says it's very difficult for him.
error: say
correction: says
error_type: Subject-Verb Agreement Error
error_severity: 3
error_description: Subject-Verb Agreement Error: According to the context, the subject 〈He〉 is third-person singular, so the verb needs to use the third-person singular form; therefore, 〈say〉 is changed to 『says』 to maintain subject-verb agreement.

error_sentence: He say it's very difficult for he.
correct_sentence: He says it's very difficult for him.
error: he
correction: him
error_type: Pronoun Error
error_severity: 3
error_description: Pronoun Error: According to the context, the preposition 〈for〉 needs to be followed by an object pronoun; therefore, the nominative 〈he〉 is changed to the objective 『him』.