—Jim,comeout.Let’sgotoplayfootball.—Sorry.I’m
來源:國語幫 1.04W
問題詳情:
—Jim, come out. Let’s go to play football. —Sorry. I’m _______ a math problem.
A. working out B. working on C. working for D. working at
【回答】
B
知識點:動詞和動詞短語
題型:選擇題
問題詳情:
—Jim, come out. Let’s go to play football. —Sorry. I’m _______ a math problem.
A. working out B. working on C. working for D. working at
【回答】
B
知識點:動詞和動詞短語
題型:選擇題