He comes from a small village far from any big town. He is the son of a farmer. He is Wu Yulu, an ordinary1from a village.

    Even when he was a child, he took a great interest2robots. He made his first mini-electrical machine at the age of 8. He worked on robots all day. Local villagers thought Wu Yulu was crazy.3, he never gave up his dream. He4most of his time on robots and didn't care about farming.

    He has made more than thirty robots with different functions. Some clean, some wash the dishes, and5light cigarettes, pour water or serve food.

    "I will never stop6robots and I'm glad that I have7," said Wu Yulu. "In 2009, I was invited to an exhibition in Shijiazhuang, the capital of Hebei Province, with my robots. I am8that my robots were on show along with Shenzhou Ⅶ."

    Influenced by Wu Yulu, his son Wu Wangyang loves robots9. The man is a college student, majoring in robot design, and always helps his father make robots.10, he and his father Wu Yulu will surely invent more and more useful robots.

    Not all inventions are made by scientists. Kids can also make history with their inventions.

    The state flag of Alaska was designed by 13 year 一 old Bennie Benson in 1926. His design was chosen from a flag 一 designing competition. It became the official flag in 1959. Bennie won a $ 1,000 scholarship (奖学金) and a watch.

    Frank Epperson invented the Popsicle in 1905 when be was only 11 years old. It was called the Epsicle at that time. Frank left his drink outside the door overnight with a stick in it. That night the temperature dropped and everything was frozen, including Frank s drink. That didn't stop him from tasting it, so today we have Popsicles to eat,

    In 1642 Blaise Pascal designed the first counting machine when he was about 19. The machine was for his father, a tax collector, to make his job easier. Blaise named it the Pascaline. He made about 50 of them, but nobody was interested in it. People thought it would take jobs away from therm. 300 years went by, and the calculator (计算器) finally became a success. In 1968, the programming language, PASCAL, was named after him.

Although the Internet is still young, have more powerful potential for development.

A: Where are you going, Tony?

B: The library. I want to borrow some books.

A:

B: About inventions. You know I have to prepare for the science lesson.

A: And we humans are really great.

B: That's true. People have made lots of inventions.

A:

B: Sorry, I'm not sure.

A: I don't agree. In my opinion, the car is the most useful.

B:

A: Because I can go anywhere quickly and conveniently in my car.

    Mr Whitcomb Judson was a really clever man. He invented a special train that was pushed along by air. He also something like a zipper (拉链) that could be used to and close clothes. It could be on men's trousers and ladies' dresses. He did not call his invention a "zipper" but everybody said that he was "the father of the zipper". Mr Judson tried to sell his invention but no one it because it did not work very well. A man Mr Judson's invention and made it better. He made a zipper that worked very well in 1913. This is the zipper we use today.

一 ______________. If my mum allows me to, I'll call you,

一 I think a bridge _______________ over the river.