Ⅰ. 根据句意及首字母或汉语提示完成单词
1. According to the s , I know most students like sports.
2. The street is c and noisy, so I don't like to live here.
3. The machine （运行）quietly and efficiently.
4. Does your brother want to be an （航天员）?
5. Did humans set foot on the （表面）of the moon?

1. survey 2. crowded 3. operates
4. astronaut 5. surface

Ⅱ. 用所给词的适当形式填空
1. John dreams of (become) a basketball player.
2. I'd prefer (visit) the Great Wall tomorrow.
3. We believe space (explore) will never stop.
4. He is one of the first (visit).
5. Since then, Mary (live) here with her parents.

1. becoming 2. to visit 3. exploration
4. visitors 5. has lived

Ⅰ.完形填空
Venus（金星）is our nearest neighbour in 1. It is about 42,000 million metres away. We know that in some ways. Venus is 2 to the earth. Venus, like the earth, goes around the 3. It is almost as big as the earth, too. In other ways, the two 4 are very different. Venus lies under very thick clouds of dust（灰尘）. The clouds hold the 5 heat under them. In some places, the 6 goes up to 280℃.
People on the earth can't live 7 air, but our neighbour planet does not have this kind of air. There is very little water on Venus. Still, some scientists 8 there may be life on this planet. These scientists think that some microbes（微生物）may be able to 9 on Venus. They are not sure about this, 10 one thing is for sure, people on the earth could not live on Venus.
()1. A. class B. time
C. person D. space
()2. A. crowded B. similar
C. crazy D. rapid
()3. A. moon B. stars
C. sun D. spaceship
()4. A. projects B. models
C. lights D. planets
()5. A. high B. low
C. tall D. short
()6. A. heat B. air
C. temperature D. water
()7. A. with B. without
C. against D. near
()8. A. believe B. wonder
C. require D. operate
()9. A. click B. tie
C. lead D. live
()10. A. since B. though
C. but D. because

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