5000 câu trắc nghiệm Tiếng Anh 9 có đáp án - Phần 23

If he had been looking where he was going, he ______ into the wall. a. wouldn't have walked

8/20

If he had been looking where he was going, he ______ into the wall.

wouldn't have walked

didn't walk

won't walk

wouldn't walk

Giải thích

Chọn đáp án A