Find and correct the mistakes of these sentences ( Tìm 1 lỗi sai và sửa)
1. The doctor suggested (A) that he should (B) drink more water (C), and took (D) a
lot of rest.
2. I used to listen to (A) music during (B) I was riding my (C) bicycle to school (D) .
3. He said that (A) they will (B) have to set off (C) soon after (D) midnight.
4. He suggested to go (A) to Phong Nha Cave since (B) it’s a (C) famous natural wonder (D) of Viet Nam.
5. He works (A) much more hard (B) for his exams than he does (C) for his
normal (D) school work.