Now satellites are helping to forecast (預(yù)報(bào)) the weather.They are in space,and they can reach any part of the world.The satellites take pictures of the atmosphere (大氣),because this is where the weather forms (形成).They send these pictures to the weather stations.So meteorologists (氣象學(xué)家) can see the weather of any part of the world.From the pictures,the scientists can often say how the weather will change.
Today,hundreds of weather stations in different countries receive satellite pictures.When they receive new pictures,the meteorologists compare them with earlier ones.Perhaps they may find that the clouds have changed during the last few hours.This may mean that the weather on the ground may soon change,too.In the following weather forecast,the meteorologists can tell this.
So the weather satellites are a great help to the meteorologists.Before satellites were invented,the scientists could forecast the weather for about 24 or 48 hours.Now they can make good forecasts for three or five days.Soon,perhaps,they may be able to forecast the weather for a week or more ahead (提前).
(1)Satellites travel AA.
A.in space
B.above space
C.under the ground
D.in the atmosphere
(2)We use the weather satellites to take pictures of the atmosphere because BB.
A.clouds form there
B.the weather forms there
C.the weather satellites can do it easily
D.the pictures can forecast the weather for a week
(3)Meteorologists forecast the weather DD.
A.without studying satellite pictures
B.before they receive satellite pictures
C.when they have received satellite pictures
D.after they have compared the new satellite pictures with the earlier ones
(4)Maybe we'll soon be able to forecast the weather for DD.
A.one day
B.two days
C.five days
D.seven days or even longer
(5)The main idea of this passage is that satellites are now used in CC.
A.taking pictures of the earth
B.receiving pictures of the atmosphere
C.weather forecasting
D.doing other work in many ways
【答案】A;B;D;D;C
【解答】
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發(fā)布:2025/1/3 13:0:1組卷:4引用:4難度:0.5
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1.Passage A
Many of us have read stories or seen films about space-creatures.They come to Earth in spaceships that look like flying saucer(飛碟).These space-creatures do not look like human beings at all,but they are usually very intelligent(聰明).In one film,they were tiny little men with large heads.When they landed on Earth,they knew exactly what to do.They went straight to the President's palace and made him their prisoner!
The stories about space-creatures are,of course,not true.Space-Creatures exist only in story-books and in films,just like giants(巨人) and fairies.
But many scientists are asking this question.Is there life on other planets?There are millions of planets in the Universe,and Earth is just one of them.Human beings have lived on Earth for thousands of years.Could there be living things on other planets too?Many people believe that the other planets in the Universe are not suitable for living things.They are either too hot or too cold.Some of them have poisonous gases on them that will kill any living thing.
Are scientists sure that there is no life on other planets?
At this stage(階段) we still cannot be sure.All the planets,except the Moon and Mars,are so far away that it will take hundreds of years for spaceships to reach them!
(1)The best title for this passage is "
A.Scientific Wonders:Space-creatures
B.Is There Life on Other Planets
C.Are Scientists Sure
D.Stories about Space-creatures
(2)It is impossible for scientists to know about other planets in the Universe because
A.all the planets,except the Moon,are so far away that it will take hundreds of years for our spaceships to reach them
B.all the planets are too far to reach
C.all the planets,except the Moon and Mars,are so far away that it will take hundreds of years for our spaceships to reach them.
D.All the planets are only too far to reach
(3)Which of the following statements is not true according to the passage?
A.The stories about space-creatures are true.
B.Space-creatures are in stories.
C.Space-creatures are in films.
D.Many scientists are asking if there is life on other planets.
(4)Which of the following statements is true according to the passage?
A.All the planets are either too hot or too cold.
B.Space-creatures are only in story –books and in films.
C.People love giants because they are true
D.Children love fairies because they are true.
(5)In the passage "straight" means
A.upright
B.level
C.directly
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