問題詳情：
—Jack,I have to have a talk with your father today.
—Sorry,Mrs King. He is going on business and won't be until next week.
A. out B. away C. back
【回答】
C 解析:考查副詞詞意。be out 出去;be away離開;be back回來。 句意:傑克,我今天必須和你爸爸談一下。對不起金夫人,他要因公外出,直到下週才回來。所以選C。
知識點：副詞
題型：選擇題
