Now satellites(卫星)are helping to forecast(预报)the weather. Th

1个回答

  • 小题1:A

    小题2:C

    小题3:B

    小题4:D

    小题5:D

    小题1:本文第一,二两句为Now satellites(卫星)are helping to forecast(预报)the weather. They are in space and they can reach any part of the world.所表示的含义为卫星有助于预报天气,在太空中,故本题选A。

    小题2:本文第三句为The satellites take pictures of the atmosphere(大气), because this is where the weather forms所表示的含义为天气卫星拍摄大气照片,因为在这个地方是大气构成的地方,故本题选C。

    小题3:本文第二段第二行为When they receive new pictures,the meteor- ologists compare(比较)them with earlier ones. Peerhaps they may find that the clouds have changed during the last few hours .This may mean the weather on the ground may soon change,too所表示的含义为气象专家通过把卫星拍摄的照片和之前的照片作比较,最终得出预报的天气,故本题选B。

    小题4:本文最后一句为perhaps , they may be able to forecast the weather for a week or more ahead(提前),所表示的含义为我们很快将能够对7天甚至更长时间的天气作出预报,故本题选D。

    小题5:本文主要谈论了天气卫星的有关情况,以及天气卫星如何被使用在天气预报中,故本题选D。