If he had been more careful, he ___________ an accident

If he had been more careful, he ___________ an accident

Đề bài: If he had been more careful, he ___________ an accident.

A. would not have

B. will not have

C. does not have

D. would not have had

Lời giải:

Đáp án: D

Giải thích: If + S + had + VpII, S + would/ could + have + VpII.

Dịch: Nếu anh ấy cẩn thận hơn, anh ấy đã không gặp tai nạn.