把下列句子变成过去完成时.1、Jack has already finished the work.Jack went to bed after _________________________.2、They have walked for a long time.They felt tired and thirsty after ____________________________.
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把下列句子变成过去完成时.1、Jack has already finished the work.Jack went to bed after _________________________.2、They have walked for a long time.They felt tired and thirsty after ____________________________.
把下列句子变成过去完成时.
1、Jack has already finished the work.
Jack went to bed after _________________________.
2、They have walked for a long time.
They felt tired and thirsty after ____________________________.
把下列句子变成过去完成时.1、Jack has already finished the work.Jack went to bed after _________________________.2、They have walked for a long time.They felt tired and thirsty after ____________________________.
1、Jack has already finished the work.
Jack went to bed after （he had finished the work）.
杰克写完作业之后去睡觉.
2、They have walked for a long time.
They felt tired and thirsty after （they had walked for a long time）.
他们走了很长时间之后感到累了.
1、Jack has already finished the work.
Jack went to bed after(finishing the work).
2、They have walked for a long time.
They felt tired and thirsty after ( walking for a long time ).
如果...
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1、Jack has already finished the work.
Jack went to bed after(finishing the work).
2、They have walked for a long time.
They felt tired and thirsty after ( walking for a long time ).
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he had finished his homework they had been working for a long time
After he had finished the work
After they had walked for a long time