問題詳情:
He sent me a bunch of flowers and I sent him a basket of fresh apples ________.
A.in charge B.in return
C.in turn D.in advance
【回答】
解析:in return作為回報,符合句意。in charge主管,負責;in turn反過來;in advance提前。
*:B
知識點:介詞
題型:選擇題