题目内容
【题目】I found the lecture hard to follow because it ______ when I arrived.
started
B. was starting
C. would start
D. had started
【答案】D
【解析】考查时态。我arrived是过去时,lecture是在我到达之前开始的,发生在过去的过去,所以选had started。
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题目内容
【题目】I found the lecture hard to follow because it ______ when I arrived.
started
B. was starting
C. would start
D. had started
【答案】D
【解析】考查时态。我arrived是过去时,lecture是在我到达之前开始的,发生在过去的过去,所以选had started。