-Manuel,couldIuseyourcomputer?-Sorry,I'mgoingto

問題詳情：

-Manuel, could I use your computer?

-Sorry, I'm going to ________ it now.

A. work in B. work at C. work on D. work over

【回答】

 C。work on表示"從事；忙於"。

知識點：動詞和動詞短語

題型：選擇題