Cloze test. Now, people u satellites (卫星) to do many things. So far, man

题文

Cloze test.     Now, people u satellites (卫星) to do many things. So far, man has invented four kinds of satellites.   1   of them is ud to study the weather. Weather satellites can   2   any part of the world. They can watch clouds and strong winds moving across the earth and   3   many pictures of atmosphere (大气层)   4   the same time. The pictures   5   the weather stations by the satellites. Scientists can know   6   the weather will change by studying them, and then tell people in time. Weather plays an   7   part in people's everyday life.      Today, many weather stations in the world can receive satellite pictures. After receiving them, the scientists compare (比较) them with   8   ones. Perhaps they may find that the clouds   9   during the last few hours. This may mean that weather on the ground may  10   change soon. In their next forecast (预测), the scientists can   11  this. so satellite pictures are  12  to scientists.       13  satellites were invented, the scientists could forecast the weather for about twenty-four or forty-eight 14 . Now they can make good forecasts for three or five days. Thanks  15  weather satellites, people can know more about the weather. (     )1. A.  Every one    (     )2. A.  reach        (     )3. A.  taking       (     )4. A.  of           (     )5. A.  were nt to (     )6. A.  how          (     )7. A.  uful       (     )8. A.  early        (     )9. A.  changed      (     )10. A.  also        (     )11. A.  talk        (     )12. A.  helpful     (     )13. A.  After       (     )14. A.  weeks       (     )15. A.  to          B. Each       B. arrive     B. take       B. in         B. are nt to        B. what       B. important  B. earlier    B. change     B. too        B. speak      B. help       B. Before     B. days       B. for        C. One          C. get          C. takes        C. at           C. nd to      C. which        C. uless      C. earliest     C. have changed               C. either       C. say          C. helping      C. When         C. hours        C. at          

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答案

1-5 CABCB   6-10 ABBCA   11-15 CABCA

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