問題詳情

21. Mike, you should not drop ______ of thebaseball team. Don’t give up so easily.
(A) in
(B) off
(C) down
(D) out

參考答案

答案：[無官方正解]
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)