精品一区二区免费在线观看_国产精品久久久久久av福利软件_97成人精品区在线播放_国内成人精品一区

We are all busy talking about using the Internet, but how many of us know the history of the Internet?

Many people are ___36___ when they find that the Internet was set up in the 1960s. At that time, computers ___37___ large and expensive. Computer networks didn’t work well. If one computer in the network ___38___ down, the whole network stopped. ___39___ a new network system（系統）had to be set up. It should be ___40___ to be used by many different computers. If part of the network was not working, ___41___ could be sent through another part. In this way computer network system would keep on ___42___ all the time.

At first the Internet was only used by the government, but in the early 1970s, universities, hospitals and banks were allowed to use it too. However, computers were still very expensive and the Internet was difficult to use. By the start of the 1990s, computers became cheaper and ___43___ to use. Scientists had also developed software that made “surfing”（瀏覽）the Internet more convenient.

Today it is easy to get on-line and it is said that millions of people use the Internet every day. ___44___ e-mail is more and more popular among students. The Internet has now become one of ___45___ parts of people’s life.

Jennifer was sitting on the beach. After all she had been through, it was just what she needed. It’s getting __31 ,” she thought. “I should go home.”
She wanted to know how her __32  would react（反應）, when she __33  home after the three days she was missing（失蹤）.
It was really dark when she finally reached her front door. It seemed different to her. _34_ had taken care of the outside garden for __35  days. She was surprised as her father usually worked hard to keep everything __36  and tidy（整潔的）. She couldn’t understand what was going on.
She entered the _37 _. First, she went into the kitchen where she saw a note written __38  her father. __39 said, “Dear Ellen, here is some coffee. I am out searching(搜尋).” Ellen was her mother, but where was she?
She went to her parents’ room. She found her there. Her __40  was lying on the bed, fast sleep. Her face looked so _ 41 , as if she hadn’t slept for days. Jennifer wanted to wake her up __42  she looked too tired. So Jennifer just fell asleep beside her.
When Jennifer _43_, something was different: she wasn’t in her mother’s room any more and she wasn’t wearing the old clothes she ran away _ 44 . She was on her own bed.
It felt so good being back home. Suddenly she heard a voice ask, “Are you feeling better now, dear? You know you __45  us all very, very worried.”

In learning English，one should first pay attention to listening and speaking．It is the groundwork of reading and writing．You’d better  31  your best to speak while you do much listening．Don’t be  32  of making mistakes．But be careful not to let them stop you from improving your  33 ．While you are doing this，a good  34  is to write-keep a diary，write notes or letters．Then if you can，ask some others to go through  35  you have written and tell you where it is wrong．Many mistakes in your speaking will be  36  found when you write．Through correcting mistakes，you can do better in learning English．

If you are slow in speaking，don’t  37  about it．One of the helpful ways is reading，either aloud or to yourself．The important thing is to choose  38  interesting to read． It mustn’t be too difficult for you．When you are reading  39  this way，don’t stop to  40  the new words if you can guess their meanings when they have nothing to do with the sentences．You can do that some other time．

31．A．have         B．send         C．make          D．try

32．A．sure         B．afraid       C．proud         D．tired

33．A．English      B．Chinese      C．Japanese      D．French

34．A．start        B．idea         C．way           D．manner

35．A．how          B．when         C．why           D．what

36．A．happily      B．easily       C．really        D．slowly

37．A．talk         B．fear         C．worry         D．hurry

38．A．something    B．everything   C．anything      D．nothing

39．A．by           B．on           C．at            D．in

40．A．look at      B．look for     C．look up       D．look over

The little boy entered the house, unhappy. His mother was  31     cakes in the kitchen. She smiled as she    32     but stopped when she saw his face. “Tyler,    33      happened? Is everything okay?”

“Nothing is okay, mom.” said the boy, “Today, in our science lesson, Mrs. Green was talking about the   34        .She said that the whole world is getting dirtier and that many animals and plants are dying. She wants us to think of something we can do to help. I thought all the way, but there is  35    I can do to make a difference.”

“Let me tell you    36    .” the mother said after thinking for a while. “One morning a man was walking down a beach, there he saw thousands of dying starfish covering the beach, they were pushed up by the     37   , and it was too far up for them to make their way back by    38       . The man shook his head as he walked along, ‘What a pity! So many starfish will die on the beach.’ The man felt very sorry    39     those starfish. He went on walking and just at that time he was    40      to find a boy in front who was throwing the starfish back into the sea as    41  as he could, ‘how silly you are! My     42  ,’ the man said, ‘There are so many starfish, can you throw all of them back?’ The boy didn’t stop but kept throwing, ‘ 43         I can’t help them all .I can make a difference to this one, and this one, and this one, and this one.”

“Thinking for a moment, the man    44      to help return the starfish to their home. He smiled and said to himself, ‘Sometimes the biggest lesson in life comes from the   45     person.

9.A of               B. for                C. from            D. forward

15.A shortest          B. tallest               C. smallest         D. biggest

Mike didn’t do his English homework. The teacher asked him    31  . “I’m sorry, I   32  .” “But why did you forget?” “It didn’t seem   33   or important,” said Mike. “Are you going to punish (懲罰)me?” asked Mike. “   34  . The punishment is for me. I didn’t teach you well,” said the teacher.

“Thank you,” said Mike. “You are the best    35  in the world. I can never know as much as you , but you taught me a lot.” “How can I be a good teacher if the students do not know more than me? I will not succeed until that happens,”   36  the teacher.

Mike’s   37   teacher was a strict（嚴厲的） man.. Every day Mike played the same piece of music,and the teacher said it was not good and he must practise   38  . After two years of hard work, Mike left and felt sad.   39  when he played it in public, everyone said it was perfect, and he found he could play other pieces of music easily.   

What do you think of these two   40  ?