8.I’ll bring you something nice _____(eat)

7.The children can do their homework all by _____(they)

6.The big basket is too heavy for the boy _____(carry)

5.The baby is sleeping. We’d better keep _____(quiet)

4.They talked and laughed _____(happy) after they heard the good news.

3.He put his bag on the desk and _____(run) out of the room.

2.I can’t find my little cat. I’m afraid it is _____(lose).

1. Ask your mother _____(take) you there next time.

When we talk about the universe, we _1_ the earth, the sun, the moon and the stars, and the space _2_ them. Scientists have always wanted to know more about the universe.

　 Years _3_ they knew many things about the moon. They knew _4_ it was and how far away it was from the earth. _5_ they wanted to know more about it. They thought the best way was to send _6_ to the moon. In 1969, two Americans landed on the moon.

　 The moon is about 384.000 kilometers away from the earth. A plane cannot fly to the moon because the air _7_ only 240 kilometers away from the earth. But something can fly even when there is no _8_. That is a rocket(火箭).

　 _9_ does a rocket fly? There is gas(气体) in it. When the gas is made very _10_ inside the rocket, it will rush out of the end of the rocket, so it can make the rocket fly up into the _11_.

　 Rockets can fly far out into the space. Rockets _12_ people in them have been to the moon. Several rockets without people in them have _13_ to another planet(行星) much farther away than the moon. One day rockets _14_ be able to go to _15_ place in space.

1.A. know　　　　　 B. mean　　　　　　 C. say　　　　　　　 D. see

2.A.without　　　　 B. behind　　　　　 C. between　　　　　 D. over

3.A.before　　　　　 B. after　　　　　　 C. later　　　　　　 D. ago

4.A.how long　　　 B. how heavy　　　　 C. how wide　　　　 D. how big

5.A.So　　　　　　 B. Because　　　　　 C. Or　　　　　　　 D. But

6.A.men　　　　　 　B. satellites(卫星)　　 C. spaceships　　　　 D. planes

7.A.gets　　　　　　 B. reaches　　　　　 C. arrives　　　　　 D. stays

8.A.air　　　　　　 B. space　　　　　　 C. cloud　　　　　　 D. smoke

9.A.Where　　　　　 B. When　　　　　　 C. How　　　　　　 D. What

10A.cook　　　　　 B. cold　　　　　　 C. hot　　　　　　　 D. warm

11.A. cloud　　　　　 B. moon　　　　　 C. sky　　　　　　　 D. sun

12.A.have　　　　　 B. has　　　　　　 C. had　　　　　　　 D. with

13.A.visited　　　　 B. got　　　　　　 C. arrived　　　　　　 D. known

　　　　　　 B. may　　　　　　 C. need　　　　　　　 D. would

15.A.any　　　　　 B. some　　　　　　 C. a　　　　　　　　 D. the