.—Have you finished the work?—Not yet. I to do it just a moment ago.A. set offB. set up C

问题补充：

.

—Have you finished the work?

—Not yet. I to do it just a moment ago.

A. set off

B. set up

C. set out

D. set down

答案：

A. set off

B. set up

(答案→)C. set out

D. set down

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