Can you imagine a world without the Internet ?  It’s surprising to think about it.
Now, China has more than 162 million Internet users, according to the China Internet Network Information Centre. This is the second highest number of user in the world after the United States. Today, 66%of Chinese “netizens （网民）” are teenagers. “They spend about thirteen hours every week online,” said Qian Hulin, an Internet expert(专家). Doctor Song in Beijing Xuanwu Hospital said about 14% of Chinese netizens who are teens often lasted over ten hours to play online games.
The main reasons why teenagers surf the Web are to search for information, to communicate with others and to have fun. On the Internet, teenagers can find out almost anything. And surfing the Web can help students with their homework and widen their knowledge.
Li Dong, a teacher at No. 41 Middle School in Shijiazhuang, likes her students to use the Internet. “When we talk in class, students who surf the Net usually know more background information than the others,” she said. In addition, people can use the Internet to write letters or stories and send emails. Many teens keep in touch with their friends online. It is cheaper than phoning somebody far away and also much quicker.
【小题1】 _______ has the most Internet users in the world according to the article.

Can you imagine a world without the Internet? It’s surprising to think about it.
Now, China has more than 162 million Internet users, according to the China Internet Network Information Centre. This is the second highest number of user in the world after the United States. Today, 66%of Chinese “netizens （网民）” are teenagers. “They spend about thirteen hours every week online,” said Qian Hulin, an Internet expert(专家). Doctor Song in Beijing Xuanwu Hospital said about 14% of Chinese netizens who are teens often lasted over ten hours to play online games.
The main reasons why teenagers surf the Web are to search for information, to communicate with others and to have fun. On the Internet, teenagers can find out almost anything. And surfing the Web can help students with their homework and widen their knowledge.
Li Dong, a teacher at No. 41 Middle School in Shijiazhuang, likes her students to use the Internet. “When we talk in class, students who surf the Net usually know more background information than the others,” she said.
In addition, people can use the Internet to write letters or stories and send e-mails. Many teens keep in touch with their friends online. It is cheaper than phoning somebody far away and also much quicker.
【小题1】_______ has the most Internet users in the world according to the article.

Can you imagine a world without the Internet? It’s surprising to think about it.

Now, China has more than 162 million Internet users, according to the China Internet Network Information Centre. This is the second highest number of user in the world after the United States. Today, 66%of Chinese “netizens （网民）” are teenagers. “They spend about thirteen hours every week online,” said Qian Hulin, an Internet expert(专家). Doctor Song in Beijing Xuanwu Hospital said about 14% of Chinese netizens who are teens often lasted over ten hours to play online games.

The main reasons why teenagers surf the Web are to search for information, to communicate with others and to have fun. On the Internet, teenagers can find out almost anything. And surfing the Web can help students with their homework and widen their knowledge.

Li Dong, a teacher at No. 41 Middle School in Shijiazhuang, likes her students to use the Internet. “When we talk in class, students who surf the Net usually know more background information than the others,” she said.

In addition, people can use the Internet to write letters or stories and send e-mails. Many teens keep in touch with their friends online. It is cheaper than phoning somebody far away and also much quicker.

1._______ has the most Internet users in the world according to the article.

2.There are about _______ Chinese netizens to surf about 13 hours every week.

3.Song said some teenagers continued _______ more than ten hours.

4.Li Dong in No. 41 Middle School likes her students to use the Internet because she

______.

5.Which way is the cheapest and quickest to learn something about friends far away?

No family wants its home to catch fire, but it's good to plan for a fire just in case （以防万一）. Talk with your family about  36 to do if a fire starts.   37  should have a plan for getting out of the house. Be sure to choose a safe place to   38  after everyone gets away from the fire.

What should you do   39  there is a fire?  First,   40  people know about the fire. Yell （叫喊） the word "fire". Knock on the walls with your hands.

Then   41  the door of your room. If the door is warm, don't open it. If it's cool, open it just enough to  42 . If you see fire or much smoke, close the door fast.

If you can't see fire or smoke, you can go out of the door. Shut the  43  behind you. That will slow down the fire. Now find a   44 out. Stay away from the smoke. The air is the  45  near the floor. So it   46  be the safest to crawl（爬）when you leave the house.

If you can't leave your room,  close your door. Cover the crack （缝隙） under the door

  47   clothing. Then open the window or   48  the glass with a chair. Crawl out, of the window   49 .If the window is high off the ground,   50 jump! Wave a towel out of the window, and yell for help. When you get out of the house, run to the place where you and your family chose to meet.