27.-Shall Mary come and play computer games? -No, she has finished her homework. A.when B.if C.unless D.once 查看更多

 

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--Shall Mary come and play computer games?

--No,__________ she has finished her homework.

A.when

B.if

C.unless

D.once

 

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--Shall Mary come and play computer games?
--No,__________ she has finished her homework.

A.whenB.ifC.unlessD.once

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—Shall Mary come and play computer games?

—No, ________ she has finished her homework.

[  ]

A.when
B.if
C.unless
D.once

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Shall Mary come and play computer games?

No, ________she has finished her homework.

[  ]

A.when
B.if
C.unless
D.once

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  ——Shall Mary come and play computer games?

  ——No, ________ she has finished her homework.

[  ]

A.when    B.if

C.unless    D.once

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