How would you use a radio or a telephone if you had no electricity or batteries? These ________ bothered (烦扰) 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 has 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.

Hello，my name is Betty.I'm _____ English girl.I'm 13 and I'm in No.8 Middle School.My telephone _____ is 3524­6193.This is a _____ of my family.This is my _____，Mike Brown.And this is my mother，_____．The girl is my sister，and _____ is 15.Oh，_____ that woman (女子) next to my father？She is my _____．She is my father's sister.My grandparents _____ in the photo.They are in Shanghai.______ a dog.It is Diandian.

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