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   Cats are the most popular pets among Americans. So it is not surprising there are many expressions about cats. Do you know any of them? Now let me introduce some to you.
   Some cats like to catch small birds, like canaries. If someone looks very proud or satisfied with himself, we say he looks like the cat that ate the canary.
   Sometimes, a cat likes to play with a small animal it catches. So if you play cat and mouse with someone, you change between different kinds of behavior when dealing with another person. For example, a child might offer something sweet to her little brother, and then take it away when reaches for it.
   A cat will often catch a small animal and present it to its owner. The saying “that looks like something the cat dragged in (把…拖进来)” describes something in bad condition.
   A fat cat is a person with a lot of money.
   There are many other expressions about cats in America. How interesting! Which kind of cat are you, or which kind would you like to be?

    The Internet joins millions of computers all over the world,and today it is used by people all over the world.It was invented in the 1960s in the USA.The American government needed a network of computers for its army.Then in the 1970s scientists and business people also wanted to use the Internet to send and receive messages.For some years,they weren't allowed to use the US network,and when they were allowed to,the messages were in very simple text without photos.

    The World Wide Web was invented by a British scientist named Tim Berners-Lee in 1989.He wanted to send documents to other scientists,so he developed the World Wide Web.This allowed him to send and receive scientific documents with text,drawings and photos(also called multimedia documents).In the 1990s,more and more people began to use the Internet and the World Wide Web.

    So what's the difference between the Internet and the World Wide Web?The Internet is the hardware.It allows us to communicate with other people.The World Wide Web is the software.It allows us to create, see and read multimedia documents.

    The Web is made up of millions of documents called Web pages.These pages are held in computers all over the world.Many people have a favorite website with a number of Web pages on the same subject.

    The email is a way of using your computer to send and receive messages.It's cheaper and quicker to use emails than send normal mails.New users call the normal mail “snail mail” because it's too slow.It took 50 years for 100 million people to listen to the radio.It took 15 years for 100 million people to watch television.By the year 2000, it had taken only about three years for 100 million people to use the Internet.What will happen next on the Internet?

    Technology is changing our ways of life. Robby Pepper is Italy's first robot gatekeeper. He can answer questions in Italian, English and German. He is placed at a hotel to help answer simple questions from visitors. A guest from Moldova, congratulated the robot on his skills. "He's like a real person. He's really good." She said. "He talked to me, and he shook my hand."

    Japan's Softbank Robotics created Robby. It can provide hotel guests with information they need, like where to find a restaurant and its hours of operation. The use of robots is growing in service industries like tourism. But they are expected to become more useful as better artificial intelligence, or AI, is developed.

    The International Federation of Robotics says about 79,000 professional service robots were sold last year. It expects up to 25 percent sales growth each year. There are many different kinds of artificial intelligence machines: learning robots, cleaning robots, medical robots and public relations robots.

    We have made some progress in the development of AI, but we still have a long way to go. Experts say people in the United States and Japan seem more welcoming to robots than people in Europe do. Shoppers at a store in Scotland got one robot, Softbank's Fabio Pepper, fired out Customers were not willing to talk to the robot. And a security robot in Washington DC made news last year when it rolled itself into a fountain*and could not get out.

    In Brescia, the Cayu car sore is using another Softbank Pepper robot to sell cars Named Cayuiki .the robot is programmed to give information on cars, playing games and collecting information. It is helping to bring in possible car buyers .But the head of the Cayu car store said, "To sell the cars, you still need human beings."

    I started playing the piano when I was about eight or nine. But when I got to university, I stopped playing it. I just didn't have enough time and there were so many other things to do.

—Eliza

    When I was little, I thought I should play the guitar like my dad. But later I decided to try something else. I chose the violin. I want to be a musician when I grow up, but my dad says it's difficult to make a living from music. But I don't want to be a doctor like him. It's so boring.

—Robin

    Nobody likes living near someone like me because when I practice, I make a lot of noise! I''m sorry for that but I have to keep practicing. I have drum lessons every Wednesday and Saturday afternoon, and I practice the drums every evening. I love playing them and now I play in a fantastic band.

—Lisa

    I''ve played the guitar as long as I can remember. I used to play in a subway station to make some money. Now I keep on playing it when I'm free, but I work as a cook in a restaurant to make a living.

—Carmen

   It's a fine day. TheWhite family gets up at seven o'clock. They have breakfast at seven forty. Andthen they go to the park. They take a basket of food and a carpet (地毯).The park is not far from their home, so they ride bikes there. When they get tothe park, it's half past eight. Mr. and Mrs. White are talking with each other.Their son, Ted, is playing with a ball. Their daughter, Jenny, is takingphotos.

    After about an hour, Ted and Jenny sit down to relax. At that time, they see a squirrel eating a pine nut (松子)in a big tree. When they see the squirrel eating, they feel hungry. They go tohelp their parents take the food out of the basket. Ted has a hamburger.Hamburgers are his favorite food. Jenny has an apple. Mr. and Mrs. White havesome bread. They have a great time in the park.