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素能提升演练（二十）
选修7 Unit 20
Ⅰ．选词填空(注意用正确形式)
figure out, take over, in advance, give away, come out, wrestle with, make up for, cure. . . of, come into conflict, be based on
1. It didn’t take the children long to ________ the correct answer.
2. Can you give me some advice on how to ________ the time I have lost?
3. If you had warned me________, I would not have done that.
4. The little boy________ his hiding place when he coughed.
