问题

Research shows that though students benefit from having parents involved at school, _____ happens at home matters much more.

A:which
B:what
C:that
D:whether

正确答案是：

同类题型

I feel it is your husband who _____ for the spoiled child.

Sometimes proper answers are not far toseek ______ food safety problems

Why are you taking a bag with you— I’m going to buy something. The supermarkets don’t _____ free plastic bags to shoppers to protect the environment.

________ volleyball quite well, buthe hasn’t played it since he entered senior high school.

I know by what time you want the project to be done—By the day after tomorrow. you finish it on time