Mark the letter A, B, C or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges.

Câu hỏi

- “Let me help you with the box.” - “_______”

A. Yes. That's very kind of you.

B. I'm sorry. I'm busy now.

C. What can I do for you?

D. No. You must not touch it.

E9- Vào 10- Đề ôn 18