Question

【题目】We all want to know who can________the physics problem?You know，it’s very difficult．

A. work out

B. take out

C. set out

D. look out

Answer 1

【答案】A

【解析】

四个选项的含义分别是：work out解决；take out切除；set out出发；look out当心。结合本题语境可知，和the physics problem搭配的短语是work out。