Question

【题目】— I have difficulty ________ the problem by myself. Could you help me?

— It’s my pleasure.

A.with working outB.working outC.to work out

Answer 1

【答案】B

【解析】

句意：——我自己做这道题有困难。你能帮我吗？——这是我的荣幸。

考查动词短语辨析。work out想出/得到（解决方法）。have difficultly/problem doing做某事有困难，固定结构；根据句意结构，可知选B。