问题
Many clothing manufacturers now substituteartificial silk _____ natural silk to cut down costs of production
A:put up with
B:keep up with
C:catch up with
D:come up with
B:keep up with
C:catch up with
D:come up with
正确答案是:
同类题型
He thinks himself ________, but we think him nobody.
The problem is_hehas enough time.
‘t able to hide my eagerness when I ________, “What do you wish me to do now”
The two boys________each other in appearance but differ widely in their tastes
She made the demand that the journalists_____ at once ______ Iraq.