問題詳情

【題組】15.
(A) He needs help to retrieve his files.
(C) He needs some time to polish his paper.
(B) He has to type his paper once more.
(D) He will be away for a two-week conference.

參考答案

答案：B
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)