(   ) 4. It        us three hours to do the housework yesterday.

A. will take    B. takes

C. is taken     D. took

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(   ) 5. I          believe there are aliens until I see  them by myself.

A. will    B. will not

C. will be    D. not

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 閱讀短文,從方框中選擇適當(dāng)?shù)脑~并用其正確形式填空,使短文通順、意思完整。請將答案寫在下面題號后的橫線上。每空限填一詞,每詞限用一次。方框中有兩個(gè)詞是多余的。

what, never, ever, but, difficult, dangerous, take, make, little,   shape, in,easy

    In some science fiction movies (科幻電影),the robots are just like humans. They help people with the housework and do the most 1     jobs. Some scientists believe that there will be such robots in the future. However,they agree it may 2      hundreds of years. Scientists are now trying to 3      robots look like people and do the same things as us.

   But robot scientist James White disagrees. He thinks that it will be 4     for a robot to do the same things as a person. For example,it’s easy for a child to wake up and know where he is. Mr. White thinks that robots won’t be able to do this. But other scientists disagree. They think that robots will be able to talk to people 5      25 to 50 years.

  Robot scientists are not just trying to make robots look like people. For  ,there are already robots working in factories. They do simple jobs over and over. People would not like to do such jobs and would get bored. But robots will 6      get bored.

In the future,there will be more robots everywhere,and humans will have 7      work to do. New robots will have many different 8      Some will look like humans,and others might look like snakes. After an earthquake,a snake robot could help to look for people under buildings. That may not seem possible now,9      computers,space rockets and even electric toothbrushes seemed impossible a hundred years ago. We never know 10      will happen in the future!Because we are living in a world full of possibilities.

1.        2.        3.        4.        5.       

6.      7.      8.      9.      10.     

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(   ) 5. I won’t go to tomorrow’s party          I’m invited.  

A. if    B. unless

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3.—Can you write a          ( detail) report about your invention?

—Certainly. I can.

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5. I _    science  _    (和......相比較喜歡)English.

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  Scientists have always wanted to know more about the other worlds in space.  

Years ago they knew a lot about the moon. They | knew how big it is and how far away it is from the earth,j As we all know,there is no air or water on the moon. 

1      It’s very hot in the day,but very cold at night, Things are much lighter on the moon than on the earth, 2      It’s like jumping. But you can jump much higher    on the moon than on the earth. If you can jump one i meter on the earth,you can jump six meters on the   moon.   

  But they wanted to know more about it. They f thought and thought. 3      The moon is about 384,000 kilometers away from the earth. A plane cannot fly to the moon because the air   reaches only 240 kilometers high above the earth. Then i there is no air. 4          

 Spaceships can fly out into space. Spaceships with ( men in them have already reached the moon. Some f spaceships without men in them have flown to other parts,much farther away than the moon in the universe.5     .

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A. Walking on the moon is much more difficult.

B. One day spaceships may be able to go to any t place.

C. So there are no living things on the moon.    

D. But something can fly even when there is no air.     

E. At last,they found the only way to know more  

was to send man to the moon.  

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4. Scientists are searching          more information about Mars.

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1. Since the Chinese Space Agency (中國航天局) ___(成立),many satellites

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