题目内容
—How was the professor's lecture?
—Impressive. Thank you so much for giving me a lift during the rush hours. If not, I ________ the lecture today.
A. couldn't attend B. might not have attended
C. mustn't have attended D. can't have attended
【答案】
B
【解析】考察情态动词的虚拟语气。根据句意可知,该句是对过去的虚拟,故排除A。句意为如果不是你给的便车,我可能就无法参加今天的讲座了。
C意为禁止参加 D意为不可能参加。
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