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

If he hadn't wasted too much time, he______ in his examination. a. would fail

3/20

If he hadn't wasted too much time, he______ in his examination.

would fail

wouldn't fail

wouldn't have failed

won't fail

Giải thích

Chọn đáp án C