摘要： Tom into the house when no one A. slipped, was looking B. had slipped, looked C. slipped, had looked D. was slipping, looked 答:A．slip这一瞬间动作.发生在另一延续性动作之中.
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Tom_________ into the house when no one ________ .
A. slipped; was looking B. had slipped; looked
C. slipped; had looked D. was slipping; looked
Tom ________ into the house when no one ________ .
|
A. slipped; was looking |
B. had slipped; looked |
|
C. slipped; had looked |
D. was slipping; looked |
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Tom ________ into the
house when no one ________ .
|
A. slipped; was looking |
B. had slipped; looked |
|
C. slipped; had looked |
D. was slipping; looked |
查看习题详情和答案>>