問題詳情

24. We haven’t heard from Richard since he ______ to the U.S. forstudy, so we have no idea how he’s been.
(A) went
(B) has gone
(C) has been
(D) has gone

參考答案

答案：A
難度：適中0.5
統計：A(1),B(0),C(0),D(1),E(0)