Tom ________ the car accident if he hadn't drunk alcohol before driving.
- A.would avoid
- B.avoided
- C.would have avoided
- D.will avoid
正确答案及解析
正确答案
C
解析
句意：如果Tom在开车前不喝酒，他本可以避免车祸。分析句子可知，该句是对过去的虚拟。从句的谓语动词用lad done形式，主句的谓语动词用would have done形式，故选C。
