Writing prompt: Using the given vocabulary and sentence patterns, and referring to the picture, write a short essay. It is 3 PM. Based on the information provided below about Linda, use the present continuous tense to describe what Linda sees and hears at the mall:
Writing hints:
A little girl: buy some food
A young lady: look at a dress
Linda's mother: try on the shoes
Linda's father: stay on the sofa; wait for

Student essay:
It's 3 p.m.based on information from Linda below. A little girl buying some food now, and a young lady looking at a dress now too. Her mother trying the shoes now, ang her father staying on the sofa now , too.

Corrected essay:
It's 3 p.m. Based on the information from Linda below, a little girl is buying some food now, and a young lady is looking at a dress now. Her mother is trying on the shoes now, and her father is staying on the sofa now.

Error analysis:
error_sentence: It's 3 p.m.based on information from Linda below.
correct_sentence: It's 3 p.m. Based on the information from Linda below, a little girl is buying some food now, and a young lady is looking at a dress now.
error: p.m.based on
correction: p.m. Based on the
error_type: Punctuation Error
error_severity: 5
error_description: ① Space Error: After the time expression 〈p.m.〉 followed by a period, a space is needed; therefore, a space is added before 〈based〉; ② Case Error: According to the context, 〈based〉 follows a complete sentence, so 〈based〉 should be capitalized to 『Based』 to conform to the rule of capitalizing the first letter of an independent sentence; ③ Determiner Error: The necessary determiner 『the』 is missing in 〈based on information〉 to specify the source of the information.

error_sentence: It's 3 p.m.based on information from Linda below. A little girl buying some food now, and a young lady looking at a dress now too.
correct_sentence: It's 3 p.m. Based on the information from Linda below, a little girl is buying some food now, and a young lady is looking at a dress now.
error: . A
correction: , a
error_type: Punctuation Error
error_severity: 2
error_description: Punctuation Error: In English, a comma is used to connect two clauses; according to the context, 〈. A〉 should be changed to 『, a』 to maintain sentence coherence.

error_sentence: A little girl buying some food now, and a young lady looking at a dress now too.
correct_sentence: It's 3 p.m. Based on the information from Linda below, a little girl is buying some food now, and a young lady is looking at a dress now.
correction: is
error_type: Auxiliary Error
error_severity: 3
error_description: Auxiliary Error: According to the context, the present continuous tense should be used here; the auxiliary verb 〈is〉 is missing, causing the verb phrase 〈buying some food〉 to be structurally incomplete. Therefore, the auxiliary verb 『is』 needs to be added to complete the sentence structure.

error_sentence: A little girl buying some food now, and a young lady looking at a dress now too.
correct_sentence: It's 3 p.m. Based on the information from Linda below, a little girl is buying some food now, and a young lady is looking at a dress now.
correction: is
error_type: Auxiliary Error
error_severity: 3
error_description: Auxiliary Error: According to the context, the present continuous tense should be used here; the auxiliary verb 〈is〉 is missing, causing the verb phrase 〈looking at a dress〉 to be structurally incomplete. As per the prompt's requirement to use the present continuous tense, the auxiliary verb 『is』 needs to be added to complete the sentence structure.

error_sentence: A little girl buying some food now, and a young lady looking at a dress now too.
correct_sentence: It's 3 p.m. Based on the information from Linda below, a little girl is buying some food now, and a young lady is looking at a dress now.
error: too
error_type: Word Redundancy Error
error_severity: 4
error_description: Word Redundancy Error: In the original context, the word 〈too〉 is a redundant element in the sentence; removing it will not affect the completeness or meaning of the sentence, so 『too』 needs to be removed to make the expression more concise.

error_sentence: Her mother trying the shoes now, ang her father staying on the sofa now , too.
correct_sentence: Her mother is trying on the shoes now, and her father is staying on the sofa now.
error: trying
correction: is trying on
error_type: Auxiliary Error
error_severity: 4
error_description: ① Auxiliary Error: According to the context, the present continuous tense is needed for this description; the structure of the present continuous tense is subject + auxiliary verb (be) + present participle. Here, the auxiliary verb is missing and needs to be added as 『is』 to form the present continuous tense 『is trying』; ② Preposition Error: In English, the phrasal verb 〈try on〉 is a fixed expression; the preposition 『on』 needs to be added to indicate the action of trying on clothes.

error_sentence: Her mother trying the shoes now, ang her father staying on the sofa now , too.
correct_sentence: Her mother is trying on the shoes now, and her father is staying on the sofa now.
error: ang
correction: and
error_type: Spelling Error
error_severity: 2
error_description: Spelling Error: According to the context, the conjunction 〈and〉 is misspelled as 〈ang〉; it needs to be corrected to the proper spelling 『and』 to make the meaning coherent.

error_sentence: Her mother trying the shoes now, ang her father staying on the sofa now , too.
correct_sentence: Her mother is trying on the shoes now, and her father is staying on the sofa now.
correction: is
error_type: Auxiliary Error
error_severity: 2
error_description: Auxiliary Error: According to the context, the present continuous tense is needed for this description; the structure of the present continuous tense is subject + auxiliary verb (be) + present participle. Here, the auxiliary verb is missing and needs to be added as 『is』 to form the complete present continuous structure 『is staying』.

error_sentence: Her mother trying the shoes now, ang her father staying on the sofa now , too.
correct_sentence: Her mother is trying on the shoes now, and her father is staying on the sofa now.
error: , too
error_type: Word Redundancy Error
error_severity: 4
error_description: Word Redundancy Error: According to the context, the phrase 〈, too〉 is a redundant element in the sentence; removing it will not affect the completeness or meaning of the sentence, so 『, too』 needs to be removed to make the expression more concise.