34.Only when he returned from the exchange program how much he enjoyed it. A.he realized B.he had realized C.did he realize D.had he realized 查看更多

 

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Only when he returned from the exchange program ________ how much he enjoyed it.

A.he realized   B.he had realized 

C.did he realize   D.had he realized

 

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Only when he returned from the exchange program ________ how much he enjoyed it.


  1. A.
    he realized
  2. B.
    he had realized
  3. C.
    did he realize
  4. D.
    had he realized

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Only when he returned from the exchange program ________ how much he enjoyed it.

[  ]
A.

he realized

B.

he had realized

C.

did he realize

D.

had he realized

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