Some students are talking about the inventions.

    Lucy: The telephone was invented by Alexander Graham Bell. He was born in 1847. In 1875, Mr. Bell learnt how to send (音乐的) notes through an (器械) similar lo a telephone. Finally he invented the telephone in 1876. Today the telephone is used around the world.

    Jin Long: The abacus is an (古代的) invention, but we still use it today. It was invented a few (世纪) ago. Though China is a (发展中的) country now, I am proud of being a Chinese.

    Tom: I think the invention of basketball is the best. Because I like basketball and 1 think it is an (活泼的，积极的) sport. When we play basketball, we should be (分开) into two groups. Players on the same team must work together to get the ball into the other team's (篮筐). At the same time, they need to stop the competing team from getting the ball into their (自己的) basket. It was invented by a (加拿大人) called James Naismith.