I often hear some old people say that when they were young,the rivers and lakes were very clean.They swam in them and even drank the water directly from them.There(1)BBbe lots of fish and other living things in the rivers.
But now(2)CCthe pollution,there aren't many fish left.In some of the rivers there are no fish at all.The water has been polluted and no longer(3)AAfor swimming or drinking as a lot of(4)DDare present in the water.In some places it is not safe to eat the fish.
Water pollution is mainly caused by(5)BB from factories and cities.They throw all the waste into the river(6)CCcleaning them.
Gases from factories and cars go up into the(7)DD,and the wind carries them far away.Later they come down with the rain.That is acid rain (酸雨).
Fish eggs and young fish are(8)BBby even a little acid rain in the water.Acid rain is becoming a big(9)AAall over the world today.Canada and some countries in northern Europe have the problem.In Canada,for example,a lot of trees are (10)DD because of acid rain.
(1)A.used | B.used to | C.will | D.to |
(2)A.because | B.causing by | C.because of | D.caused of |
(3)A.safe | B.safety | C.dangerous | D.danger |
(4)A.persons | B.animals | C.fish | D.germs |
(5)A.people | B.waste | C.paper | D.products |
(6)A.by | B.after | C.without | D.for |
(7)A.water | B.rivers | C.heaven | D.air |
(8)A.produced | B.killed | C.died | D.saved |
(9)A.problem | B.questions | C.success | D.difficult |
(10)A.died | B.death | C.die | D.dying |
【考點】說明類.
【答案】B;C;A;D;B;C;D;B;A;D
【解答】
【點評】
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發(fā)布:2024/4/20 14:35:0組卷:1引用:2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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