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8、Did you knock on the door?

----No. There was no light on. There      somebody at home.

    A. shouldn't have been                     B. mustn't have been

    C. couldn't have been                      D. couldn't be

8、C

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科目：高中英語 來源： 題型：

Did you knock on the door?

----No. There was no light on. There      somebody at home.

    A. shouldn't have been                     B. mustn't have been

    C. couldn't have been                      D. couldn't be

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科目：高中英語 來源： 題型：單選題

-Did you knock on the door?

-No．There was no light on．There ________ somebody at home．


  1. A.
    shouldn’t have been
  2. B.
    mustn’t have been
  3. C.
    couldn’t have been
  4. D.
    couldn’t be

查看答案和解析>>

科目：高中英語 來源：必修二導(dǎo)學(xué)英語譯林 譯林版 題型：017

－Did you knock on the door?

－No．There was no light on．There ________ somebody at home．

[　　]
A．

shouldn’t have been

B．

mustn’t have been

C．

couldn’t have been

D．

couldn’t be

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