分类：教育/科学-外语学习-英语考试
问题：高二英语Theboymadeaholeinthewall,()h 
The boy made ahole in the wall ,( )he could see what was going on inside the house .A on which B at which  through which D in which为什麽选C?
回答：C 这句是非限制性定语从句。
through the hole  通过这个洞。