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– When did you to do the work?- Two months ago, we are through 80% of it at the

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– When did you to do the work?- Two months ago, we are through 80% of it at the

– When did you ________ to do the work?

- Two months ago, we are through 80% of it at the moment.

A.set offB.set outC.set upD.set about

试题答案

B

解析