先通读下面的短文,掌握其大意,然后在每小题所给的四个选项中,选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑。(本大题共10小题,每小题1分,共10分)
How would you use a radio or a telephone if you had no electricity or batteries(电池)? 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.
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