问题
________do you sleep every night? —Six to eight hours. [ ]
A: How long
B: How often
C: How
D: How many times
B: How often
C: How
D: How many times
正确答案是：
同类题型
This_____ my uncle and those _______ my grandparents.
You ____ very happy this afternoon. Why? —Because we are going to spend the evening at Lily’s house.
I’m sorry that I can’t pass you any salt because there is_________ in the bottle.
Just before the Chinese class, I suddenly realized that I forgot _______ my Chinese text book.