timf lỗi sai + sửa lại . Ngoc is always very busy. She is practises violin regularly. Mr.Lien is so kind that she is donating thousands of pounds to charity twice yearly. Some people enjoy watching blockbuster films but some people aren't.

The error in the third sentence is 'aren't'. The correct form should be 'don't'. So the corrected sentence is: Some people enjoy watching blockbuster films but some people don't.

The error in the second sentence is 'she is donating'. The correct form should be 'he donates'. So the corrected sentence is: Mr. Lien is so kind that he donates thousands of pounds to charity twice yearly.

The error in the first sentence is 'is practises'. The correct form should be 'practices'. So the corrected sentence is: Ngoc is always very busy. She practices violin regularly.