问题 选择题

_______ puzzles me most is that I don’t know _______ the difference between those two lies.

A.What; that

B.It; that

C.What; where

D.It; where

答案

C

考查名词性从句关联词的选择,第一空中所填的连接词引导主语从句,在从句中作主语,故选what,第二空中所填的连接词在从句中作状语,故选where。

判断题
单项选择题