_____ her mother had come, her face lit up.A．HearingB．Having heardC．When heardD．

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_____ her mother had come, her face lit up.

A．Hearing

B．Having heard

C．When heard

D．When she heard

答案

解析

主句和从句的主语不一致,hear这个动作是she发出的，所以D。

举一反三

_____ in white, she looks much more beautiful.

A．Wearing

B．Dressing

C．Dressed

D．Having dressed

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_____, the boy couldn"t enter his house.

A．Since the key had lost	B．The key being lost
C．Lost the key	D．Having lost the key

题型：不详难度：| 查看答案

The Arctic is considered _____ the northern part of the Atlantic.

A．having been

B．to have been

C．to be

D．being

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I am too glad _____ you.

A．to see

B．seeing

C．saw

D．at seeing

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There is _____ what the weather will be like.

A．not knowing

B．no knowing

C．not know

D．no known

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