The Smiths are going separate holiday .A. in; in a weekB. on; after a weekC. on; in a we

问题补充：

The Smiths are going separate holiday .

A. in; in a week

B. on; after a week

C. on; in a week’s time

D. during; a week away

答案：

A. in; in a week

B. on; after a week

(答案→)C. on; in a week’s time

D. during; a week away

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