NowIhavetoworkonanabacusforafewmorehoursbecausemycalcu...

問題詳情：

 Now I have to work on an abacus for a few more hours because my calculator ______.

A. will be repairing   B. is repaired          C. is being repaired        D. has been repaired

【回答】

C

知識點：現在進行時及其被動式

題型：選擇題