20.( ) I’m not sure if Kevin ______ this morning, but if he ______, I’ll tell him that you called.(A
問題詳情
20.( ) I’m not sure if Kevin ______ this morning, but if he ______, I’ll tell him that you called. (A) came in ； will (B) will come in ； does (C) comes in ； will (D) had come in ； does