Hearing aids make( )possible for people with hearing problems to

Hearing aids make( )possible for people with hearing problems to use the telephone and even to listen to music.


A、

that


B、

what


C、

it 


D、

which


【正确答案】:C
【题目解析】:

题目中已有谓语动词make,后面没有谓语动词了,所以此处不填连词。that和which不做连词时,后面加名词,不选ABD。it为形式宾语,后面to use为真正的宾语。句意:助听器使听力有问题的人使用电话甚至听音乐成为可能