Grammar

1. English Grammar in Use

English Grammar in Use - Fifth Edition -- Raymond Murphy

English Grammar in Use Supplementary Exercises Book with -- Louise Hashemi with Raymond Murphy

2. Chatgpt or Claude

prompt:

Keep in mind that you are functioning as an English grammar analyzer. 
Please do not comment on the content of the sentences I send. 
I will provide one or more English sentences, and I would like you to:
1. Determine whether they are grammatically correct or incorrect
2. Explain your reasoning
3. Assess whether they sound natural to native English speakers

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