Ⅲ.Cloze test(本题共15分,每小题1分)

Choose the best answer to complete the passage.

Now,people use satellites(卫星)to do many things.So far,man has invented four kinds of satellites.  36   of them is used to study the weather.Weather satellites can  37   any part of the world.They can watch clouds and strong winds moving across the earth and  38  many pictures of atmosphere(大气层)  39   the same time.The pictures   40   the weather stations by these satellites.Scientists can know  41   the weather will change by studying them,and then tell people in time.Weather plays an  42   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  43   ones.Perhaps they may find that the clouds   44   during the last few hours.This may mean that weather on the ground may  __45_  change soon.In their next forecast(预测),the scientists can  46   this.So satellite pictures are  47   to scientists.

__48   satellites were invented,the scientists could forecast the weather for about twenty-four or forty-eight  49  .Now they can make good forecasts for three or five days.Thanks  50   weather satellites,people can know more about the weather.

36.A.Every one               B.Each                   C.One

37.A.reach                  B.arrive                  C.get

38.A.taking                  B.take                   C.takes

39.A.of                    B.in                     C.at

40.A.were sent to             B.are sent to               C.send to

41.A.how                   B.what                   C.which

42.A.useful                  B.important               C.useless

43.A.early                   B.earlier                  C.earliest

44.A.changed                B.change                  C.have changed

45.A.also                   B.too                    C.either

46.A.talk                   B.speak                  C.say

47.A.helpful                 B.help                   C.helping

48.A.After                  B.Before                 C.When

49.A.weeks                 B.days                   C.hours

50.A.to                     B.for                    C.at

Ⅳ.Communication(本题共15分,A题每小题1分,B题每小题2分)

(A)Choose the best response from A to F according to the sentences given.Each choice should be used only once.

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