时态深化

级别：PET (Cambridge B1 Preliminary)
知识点数量：9个
练习题数量：32道
总闪卡数：41张
使用说明：正面为知识点或题目，背面为详细解析和答案。

练习摘录

I ______ this film twice

A、was seeingB、sawC、had seenD、have seen

答对了

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参考答案：D

Choose the form that fits the time and the subject of this sentence.

She ______ in Shanghai since 2015

A、livesB、livedC、is livingD、has lived

答对了

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参考答案：B

Choose the form that fits the time and the subject of this sentence.

Have you ______ been to the Great Wall?

A、alreadyB、everC、justD、yet

答对了

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参考答案：B

Choose the form that fits the time and the subject of this sentence.

When I got to the station, the train ______

A、had leftB、has leftC、leftD、leaves

答对了

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参考答案：C

Choose the form that fits the time and the subject of this sentence.

By the time we arrived, the party ______ (start)

A、was startedB、is startedC、had startedD、has started

答对了

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参考答案：C

Choose the form that fits the time and the subject of this sentence.

He ______ his homework before he went out

A、has finishedB、had finishedC、finishedD、finishes

答对了

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参考答案：C

Choose the form that fits the time and the subject of this sentence.

上面是其中 6 道。登录后可以继续练这一库其余约 44 道。