III. Chọn đáp án phù hợp nhất Question 1. you please take your seat? A. Must B. Should C. Could D. Darc Question 2.- I use your book? - Sorry. I'm using it now. A. Might B. Should C. Must D. Need Question 3. He come late, but I'm not sure. A. must B. may C. need Question 4. Parents D. ...