Look at the signs. Choose the best answer for the question.

A. It is dangerous to stay behind the fence.

B. The fence is dangerous.

C. You shouldn’t stand far from the fence.

D. You mustn’t cross the fence.

Đáp án
D. You mustn’t cross the fence.

Câu hỏi thuộc Bài tập:

FRIENDS PLUS 9-ĐỀ ÔN TẬP ĐỊNH KỲ-REVIEW 1-TEST 2