The clever boy made a hole in the wall, _____ he could see _____ was going on inside the house. [ ]A

题目简介

The clever boy made a hole in the wall, _____ he could see _____ was going on inside the house. [ ]A

题目详情

The clever boy made a hole in the wall, _____ he could see _____ was going on inside the house.

[     ]

A. which; what
B. through which; what
C. through that; what
D. what; that
题型:单选题难度:中档来源:同步题

答案

B

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