【单选题】
David watched her car until it ________ from view.
【单选题】
It was not until she had finished all her work_____.
【单选题】
People in Anhui are proud of [] they have achieved in the last ten years.
【单选题】
What’shismotherlike?______.
【单选题】
----What’sthematter?----_____________.
【单选题】
What a _____ smell!
【单选题】
Th1 细胞可通过下列哪种作用产生免疫效应?
【单选题】
—Be sure to get up earlier tomorrow morning.
—______ , I’ll be as early as a bird.
【单选题】
5. His father began to work ____he was seven years old.
【单选题】
The Chinese ( ) paper for two thousand years.