Writing prompt: My First Trip

Student essay:
I will never forget my first trip.When I was little,my father took me to a seaside in my hometown ZheJiang.There were many fishing boats and boxes about fish.And then we took the fishing boat to a small island.There was not any tree in the island,but I think it was very nice because it had many big birds called wild migratory goose!And there was a lot of rock so it's difficult to walk.
My family played with sand and rock and I moved the rock to find some beatifull insect.
We cook the fish and seafood by ourselves beacause there wasn't many people and restaurants.It's delicious!
I was very enjoy this trip and I am looking forward to going the small island again!

Corrected essay:
I will never forget my first trip. When I was little, my father took me to a seaside in my hometown Zhejiang. There were many fishing boats and boxes of fish. And then we took the fishing boat to a small island. There were not any trees in the island, but I thought it was very nice because it had many big birds called wild migratory geese! There were also a lot of rocks, so it was difficult to walk.
My family played with sand and rocks and I moved the rocks to find some beautiful insects.
We cooked the fish and seafood by ourselves because there weren't many people or restaurants. It was delicious! I really enjoyed this trip and I was looking forward to going to the small island again!

Error analysis:
error_sentence: When I was little,my father took me to a seaside in my hometown ZheJiang.
correct_sentence: When I was little, my father took me to a seaside in my hometown Zhejiang.
error: ZheJiang
correction: Zhejiang
error_type: Case Error
error_severity: 1
error_description: Case Error: According to English writing conventions, the first letter of proper nouns needs to be capitalized; 〈ZheJiang〉 is a proper noun meaning “浙江”, so it needs to be changed to 『Zhejiang』 to conform to the convention.
error_sentence: There were many fishing boats and boxes about fish.
correct_sentence: There were many fishing boats and boxes of fish.
error: about
correction: of
error_type: Preposition Error
error_severity: 2
error_description: Preposition Error: The preposition 〈about〉 means “concerning”, but here it needs to express a possessive relationship, i.e., “boxes full of fish”; therefore, 〈about〉 is changed to 『of』 to correctly express the sentence meaning.
error_sentence: There was not any tree in the island,but I think it was very nice because it had many big birds called wild migratory
correct_sentence: There were not any trees in the island, but I thought it was very nice because it had many big birds called wild migratory geese!
error: was
correction: were
error_type: Subject-Verb Agreement Error
error_severity: 3
error_description: Subject-Verb Agreement Error: The subject 〈trees〉 is plural, so the verb needs to be in the plural form; therefore, 〈was〉 is changed to 『were』 to comply with subject-verb agreement rules.
error_sentence: There was not any tree in the island,but I think it was very nice because it had many big birds called wild migratory
correct_sentence: There were not any trees in the island, but I thought it was very nice because it had many big birds called wild migratory geese!
error: tree
correction: trees
error_type: Noun Number Error
error_severity: 3
error_description: Noun Number Error: 〈any〉 should be followed by a plural noun to indicate a general reference; therefore, 〈tree〉 is changed to 『trees』 to comply with grammatical rules.
error_sentence: There was not any tree in the island,but I think it was very nice because it had many big birds called wild migratory
correct_sentence: There were not any trees in the island, but I thought it was very nice because it had many big birds called wild migratory geese!
error: think
correction: thought
error_type: Verb Tense Error
error_severity: 3
error_description: Verb Tense Error: This part describes a past event, so the verb needs to be in the past tense; therefore, 〈think〉 is changed to 『thought』 to match the contextual tense.
error_sentence: goose!And there was a lot of rock
correct_sentence: There were not any trees in the island, but I thought it was very nice because it had many big birds called wild migratory geese! There were also a lot of rocks, so it was difficult to walk.

error: goose!And there was
correction: geese! There were also
error_type: Noun Number Error
error_severity: 3
error_description: ① Noun Number Error: 〈many〉 modifies plural countable nouns, so 〈goose〉 is changed to 『geese』 to comply with grammatical rules; ② Space Error: Punctuation at the end of an English sentence requires a space before a new sentence can follow, so a space is added after 『geese!』 to conform to writing conventions.
error_sentence: goose!And there was a lot of rock
correct_sentence: There were also a lot of rocks, so it was difficult to walk.

error: rock
correction: rocks,
error_type: Noun Number Error
error_severity: 3
error_description: Noun Number Error: 〈a lot of〉 should be followed by a plural noun; therefore, 〈rock〉 is changed to 『rocks』 to comply with grammatical rules.
error_sentence: so it's difficult to walk.

correct_sentence: There were also a lot of rocks, so it was difficult to walk.

error: 's
correction: was
error_type: Verb Tense Error
error_severity: 3
error_description: Verb Tense Error: This part describes a past event, so the verb needs to be in the past tense; therefore, 〈's〉 is changed to 『was』 to match the contextual tense.
error_sentence: My family played with sand and rock and I moved the rock to find some beatifull insect.

correct_sentence: My family played with sand and rocks and I moved the rocks to find some beautiful insects.

error: rock
correction: rocks
error_type: Noun Number Error
error_severity: 3
error_description: Noun Number Error: 〈rock〉 should be in the plural form to describe multiple rocks; therefore, 〈rock〉 is changed to 『rocks』 to comply with grammatical rules.
error_sentence: My family played with sand and rock and I moved the rock to find some beatifull insect.

correct_sentence: My family played with sand and rocks and I moved the rocks to find some beautiful insects.

error: rock
correction: rocks
error_type: Noun Number Error
error_severity: 3
error_description: Noun Number Error: 〈rock〉 should be in the plural form to describe multiple rocks; therefore, 〈rock〉 is changed to 『rocks』 to comply with grammatical rules.
error_sentence: My family played with sand and rock and I moved the rock to find some beatifull insect.

correct_sentence: My family played with sand and rocks and I moved the rocks to find some beautiful insects.

error: beatifull insect
correction: beautiful insects
error_type: Noun Number Error
error_severity: 4
error_description: ① Spelling Error: According to the sentence meaning, the intention here is to express “beautiful”, so 〈beatifull〉 is a misspelling of 『beautiful』 and needs to be changed to 『beautiful』 to make the sentence coherent; ② Noun Number Error: 〈some〉 modifies plural countable nouns, so 〈insect〉 is changed to 『insects』 to comply with grammatical rules.
error_sentence: We cook the fish and seafood by ourselves beacause there wasn't many people and restaurants.
correct_sentence: We cooked the fish and seafood by ourselves because there weren't many people or restaurants.
error: cook
correction: cooked
error_type: Verb Tense Error
error_severity: 3
error_description: Verb Tense Error: This part describes a past event, so the verb needs to be in the past tense; therefore, 〈cook〉 is changed to 『cooked』 to match the contextual tense.
error_sentence: We cook the fish and seafood by ourselves beacause there wasn't many people and restaurants.
correct_sentence: We cooked the fish and seafood by ourselves because there weren't many people or restaurants.
error: beacause there was
correction: because there were
error_type: Subject-Verb Agreement Error
error_severity: 4
error_description: ① Spelling Error: According to the sentence meaning, the intention here is to express “because”, so 〈beacause〉 is a misspelling of 『because』 and needs to be changed to 『because』 to make the sentence coherent; ② Subject-Verb Agreement Error: The subject 〈people and restaurants〉 is plural, so 〈was〉 is changed to 『were』 to comply with subject-verb agreement rules.
error_sentence: We cook the fish and seafood by ourselves beacause there wasn't many people and restaurants.
correct_sentence: We cooked the fish and seafood by ourselves because there weren't many people or restaurants.
error: and
correction: or
error_type: Conjunction Error
error_severity: 3
error_description: Conjunction Error: In negative sentences, parallel elements should be connected by 『or』; therefore, 〈and〉 is changed to 『or』 to comply with grammatical rules.
error_sentence: It's delicious!

correct_sentence: It was delicious!
error: 's
correction: was
error_type: Verb Tense Error
error_severity: 3
error_description: Verb Tense Error: This part describes a past event, so the verb needs to be in the past tense; therefore, 〈's〉 is changed to 『was』 to match the contextual tense.
error_sentence: It's delicious!
 I was very enjoy this trip
correct_sentence: I really enjoyed this trip and I was looking forward to going to the small island again!
error: 
I was very enjoy
correction: I really enjoyed
error_type: Sentence Structure Error
error_severity: 3
error_description: Sentence Structure Error: The original sentence is logically confused and semantically unclear; considering the context, the intended meaning is “I really enjoyed this trip”, so 〈I was very enjoy〉 is changed to 『I really enjoyed』 to make the meaning coherent and comply with grammatical rules.
error_sentence: and I am looking forward to going the small island again!
correct_sentence: I really enjoyed this trip and I was looking forward to going to the small island again!
error: am
correction: was
error_type: Verb Tense Error
error_severity: 3
error_description: Verb Tense Error: This part describes a past event, so the verb needs to be in the past tense; therefore, 〈am〉 is changed to 『was』 to match the contextual tense.
error_sentence: and I am looking forward to going the small island again!
correct_sentence: I really enjoyed this trip and I was looking forward to going to the small island again!
correction: to
error_type: Preposition Error
error_severity: 2
error_description: Preposition Error: The verb 〈going〉 needs to be followed by the preposition 『to』 to introduce a specific destination; therefore, 『to』 is added after 〈going〉 to comply with grammatical rules.