問題詳情:
單項選擇
As a professional basketball player,he is serious ________ playing basketball.
A.about B.at
C.of D.to
【回答】
A 點撥:be serious about doing sth.為習慣表達,意為“對做某事是認真的”。
知識點:介詞和介詞短語
題型:選擇題