选择最佳*填空。—Willyoupleaseshowmehowtodotherole-playexercis...

问题详情：

选择最佳*填空。

—Will you please show me how to do the role-play exercise?

  —Sure. Now let me tell you _____ first.

 A. which to do                              B. how to do

 C. when to do                               D. what to do

【回答】

D

知识点：相似 相近词比较

题型：选择题