问题

It’s quite normal to ten percent of the cost of a building for a period of six months or so, in case faults are found in it.

A:keep up
B: keep away
C:keep off
D:keep back

正确答案是：

同类题型

_______ a pair of compasses, it is easy to describe a circle.

So many kinds of sweets! I really can’t decide _______.

Remember this ,children ,carefulyou are , mistakes you will make .We know ,Miss Gao .

Mott is out. But he ______ here a fewminutes ago.

As many people do, you often pretend ________ work when actually you are just wasting time online.