Man-made satellites have been sent up into space by many countries. These satellites go round the earth and help us to learn more about the earth, the weather and other things. Most countries use these satellites to sent and receive messages. For example, with their help China can send their programs to America, too. We can also use satellites to help us to make telephone calls to foreign countries.
【小題1】These satellites go round ____.
A．the earthB．the moonC．the sunD．the stars
【小題2】 Man-made satellites are ____ to people.
A．terribleB．usefulC．unknownD．not necessary
【小題3】 Without the help of man-made satellites, we couldn’t see ____ on TV.
A．a(chǎn)nything interestingB．what other people are doing
C．foreign programsD．colour films
【小題4】Man-made satellites can also help us ____ to our friends on the other side of the world.
A．write downB．send birthday presents
C．pay visitD．make telephone calls

【小題1】A
【小題1】B
【小題1】C
【小題1】D 解析:
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