问题

Ann is a careful girl．She always checks her exercises to there are no mistakes．

A:look for
B:find out
C:make sure
D:think about;

正确答案是：

同类题型

.—Did you return Fred’s call?—I didn’t need to _________ I’ll see him tomorrow.

ose that there used to be a fairy in the woods,_______

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sfiedwiththe payment, he took the job just to got some work experience