1. s________ (a long, thin piece of wood or anything )
    My grandma often walks with a ________.
2. k________ (a lot of learning you have learnt)
    Our ________ of life is growing all the time.
3. F________ (the second month of a year)
   The Spring Festival often falls in January or ________.
4. v________ (plant grown to be eaten)
    Cabbage is my favorite ________.
5. l________ (a group of sports teams of players who play games against each other)
    If we win the match, we will be the top of the ________.
6. d________ (twice the usual size or number, twice as much) 
    Eight is the ________ of four.
7. d________ (a book in which you write down things that have happened to you)
     Students always keep a ________ every day.
8. a________ (the season when the leaves fall off trees)
    We have some snow in late ________.
9. p________ (a short visit to the country for pleasure with a meal eaten outdoors)
    Class One will go out for a ________ this weekend.
10. h________ (a day or time of rest from work)
     How do you usually spend your ________?

1. — Can you take good care of y _____ while I'm not at home? — Of course, we can.
2. — Does this piece of m _____sound nice?
     — Yes. It's wonderful.
3. We can play tricks (恶作剧) on friends on April 1, but they will not be a _____ with us.
4. India has the second l _____ population in the world.
5. Yesterday the teacher told us the earth r _____ around the sun.
6. I didn't have my breakfast this morning. Now I feel so h _____ that I want to do nothing.
7. The Yellow River, the world's f _____  longest river, has watered some of the oldest farms on Earth.
8. When I told them the funny jokes, they couldn't help l_____ .
9. Some scientists said,"If you often go running alone in the morning, it would become b _____ for your
    brain, you'd better run with your friends."
10.The plane flew higher and higher. At last it d _____ in the sky.
11.Now computers are w _____  used in our office.
12.The Red Army men walked a long way and their shoes were all w _____ out.
13. Li Ming can find many new things that we don't know on the Web, and he'd like to s _____  them
      with all of us.
14.What should you do when you suddenly hear shouts of "fire" and smell smoke t _____ the door?

     We are all busy talking about and using the Internet (互联网), but how many of us know the h __1__
  of the Internet?
? Many people are surprised when they find that the I __2__was set up in the 1960s. At that time,
 computers were large and e __3__. Computer networks (网络) didn't work well. If one computer in the
  network broke down, then the whole network stopped. So a new network system had to be set up. It should be good e __4__ to be used by many different computers. If part of the network was not working,
 information could be sent through a __5__ part. In this way computer network system would keep on
 w__6__ all the time.
??At f __7__the Internet was only used by the government, but, in the early 1970s, universities,
 hospitals and banks were allowed to use it too. H __8__computers were still very expensive and the
 Internet was d __9__ to use. By the start of the 1990s, c__10__became cheaper and easier to use.
 Scientists had also developed software that made 'surfing' (浏览) the Internet more convenient.
     Today it is easy to get on-line (上网) and it is said that m __11__of people use the Internet everyday.
 Sending e-mail is more and more p __12__among students.
     The Internet has now become one of the most important parts of people's life.