五、完形填空
When we talk about the universe (宇宙), we mean the Earth, the Sun, the Moon and the stars. Also, the universe 1 the space between them. Scientists have always wanted to know more about the universe.

Years ago, they knew many things about the Moon. They knew how big it is and how far away it is from the Earth. 2 they wanted to know more about it. They thought the best way was to send 3 to the Moon. In 1969, two 4 landed on the Moon.
The Moon is about 384 000 kilometres away from the Earth. A plane cannot fly to the Moon because the air 5 only 240 kilometres away from the Earth. But with the development of technology, something can fly even when there is no 6. That is a rocket.
How does a rocket fly? There is gas in it. When the gas is made very 7 inside the rocket, it will rush out of the end of the rocket with great power, so it can make the rocket 8 the sky.
Rockets can fly far out into space. Rockets with people in them have been to the Moon, the only satellite (卫星) of our Earth. In the past several years, several rockets without people in them have 9 to another planet much farther away than the Moon. And it is believed that one day rockets may be able to go to 10 place in space.
It is our task to develop our technology to achieve that dream. And it is not just a dream for humans to live on another planet with the help of rockets.
() 1. A. introduces B. protects C. includes D. shares
() 2. A. So B. But C. Or D. Because
() 3. A. men B. satellites C. spaceships D. news
() 4. A. Chinese B. Russians C. Americans D. Englishmen
() 5. A. gets B. reaches C. arrives D. stays
() 6. A. air B. space C. cloud D. smoke
() 7. A. cool B. cold C. hot D. warm
() 8. A. stay inside B. run out of C. break out D. fly up into
() 9. A. visited B. flown C. risen D. fallen
()10. A. any B. some C. a D. the

1.C 2.B 3.A 4.C 5.B 6.A 7.C 8.D 9.B 10.A