How would you use a radio or a telephone if you had no electricity or batteries? These bothered British inventor Trevor Baylis. So in 1996 he a wind?up radio. It doesn't need electricity or batteries. 题目和参考答案——青夏教育精英家教网—

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How would you use a radio or a telephone if you had no electricity or batteries? These _____ bothered (使烦恼) British inventor Trevor Baylis. So in 1996 he _____ a wind?up (装有发条的) radio. It doesn't need electricity or batteries. You wind it up _____ hand .It plays for about an hour. Then, you wind it up _____.Today it's made in South Africa.

Then in 1999, Baylis invented a mobile telephone that is powered by _____.The shoes contain (含有) a small battery that is powered when you _____.This battery is connected to a mobile phone. These two simple inventions can bring modern _____ to all parts of the world.

Baylis doesn't have a university degree in engineering. In _____， he left high school before graduating (毕业)．He just loves _____ things to help people. He never knows ______ ideas will come to him. The idea for the telephone came to him in a dream.

1.A. dreams B. problems C. winders D. wishes

2.A. invented B. improved C. borrowed D. copied

3.A. in B. at C. on D. by

4.A. then B. slowly C. again D. finally

5.A. sun B. shoes C. caps D. wind

6.A. sleep B. walk C. rest D. chat

7.A. communications B. exhibitions C. suggestions D. instructions

8.A. fact B. order C. need D. time

9.A. buying B. selling C. making D. collecting

10.A. while B. because C. unless D. when

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