3. Before the conference started, the participants were reminded to ________ their cellphones off or to silent mode.
(A)convert
(B) switch
(C) establish
(D) disconnect

答案：登入後查看
統計： A(16), B(152), C(11), D(10), E(0) #1868234

詳解 (共 1 筆)

#2990021

在會議開始之前，參與者被提醒關閉手機或進入靜音模式。

(A) convert 轉變，變換（+to/into） (B) switch 打開（或關掉）……的開關（+on/off） (C) establish 建立 (D) disconnect  使分離，分開

19
0