问题
It won’t be a very long time _________ he is in business for himself.
A:until
B:when
C:before
D:that
B:when
C:before
D:that
正确答案是:
同类题型
The room is dark. Please turn _____ the light.[ ]
The girl is too young to look after __________. You shouldn’t leave her at home _________.
Jackie Chan has donateddollars to charity.—He is an example to us all.
What would you like ______ supper? —Noodles. [ ]
It _______ long ______ we know the result of the experiment.