问题 选择题

—You see, I’m poor in maths, you are not good at English, and...

— That’s ____ we should help each other.

A.when

B.where

C.how

D.what

答案

答案:B

考查名词性从句。句中where引导表语从句,在从句中作地点状语,故选B。

单项选择题
单项选择题