I happened __________the article when he asked me about it. [ ]A. havin

题型：同步题难度：来源：

I happened __________the article when he asked me about it.      [     ]
A. having read
B. to have read
C. to be read
D. reading

答案

举一反三

She was said ____________abroad, but I did not know which country she studied in.   [     ]
A. studying
B. having studied
C. to study
D. to have studied

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-What did you hear last night?
-I seemed_________ someone knock at the door. [ ]

A. to be heard
B. to be hearing
C. to have heard
D. having heard

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Do let my mother know all the truth. She appears __________everything.     [     ]
A. to tell
B. to be told
C. to be telling
D. to have been told

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He seems _________the homework, for he was taking a walk on the playground.    [     ]
A. has finished
B. to have finished
C. to finish
D. finished

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— Have you heard of Loulan?
— Of course. It is believed _____ many years ago. [ ]
A. that it covered over by sandstorms
B. that it is covered over by sandstorms
C. to be covered over by sandstorms
D. to have been covered over by sandstorms

题型：江苏期中题难度：| 查看答案