题一：
Jack wasn’t saying anything, but the teacher smiled at him ___he had done something very clever.
A. as if B. in case C. while D. though
题二：
To show our respect, we usually have to take our gloves off ______ we are to shake hands with.
A. whichever B. whenever C. whoever D. wherever
题三：
__________all of them are strong candidates, only one will be chosen for the post.
A. Since B. While C. If D. As
题四：
____ regular exercise is very important, it’s never a good idea to exercise too close to bedtime.
A. It B. As C. Although D. Unless
主要考点梳理
地点状语从句
地点状语从句通常由where, wherever 引导。
Where there is a will, there is a way.
Wherever you go，I’m right here waiting for you.
