6. The car is 　　　　　　(专门地) designed for the president.

5. The man was 　　　　　　(呼吸) heavily at that time.

4. Chinese 　　　　　　(药) is famous all over the world.

3. Our bodies become 　　　　　　(健康) than before.

2. Einstein was one of the greatest 　　　　　　(科学家) in the world.

1. Our earth is becoming more and more 　　　　　　(污染).

要求：1.说出各自喜欢居住在哪个星球(火星和地球)；

　　　 2.喜欢的理由。

There are two American boys. They are brothers. One is called Willbur Wright,

　 1　 　is Orville Wright. They had always wanted to fly. When they were children, they loved the old story about a Greek boy,Icarus. He 　2　 　wings that were held to his arms by wax. But,he flew so high that the max melted in the heat of the sun. His wings fell off and he 　3　 　the sea.

　　 “What we need to fly are wings with a machine,”said Willbur. And so the young Wright brothers 　4　 　think about how they could build an airplane. They had a bicycle shop. They made money by selling and repairing bicycles. All the money 　5　 　trying to build airplane.

In 1896 a German was killed while he was gliding in the air. He had hand-made wings tied to his body. The wind lifted him 　6　 　the ground all right. Then it became stronger and suddenly caught his light wings. The wind turned them over, and he fell to his death.

When the Wright brothers 　7　 　this, they made a glider, too. But instead of using their own bodies to keep it straight, they 　8　 　a way to make the wings move from side to side when they turned. They added a small engine. In 1903, Orville 　9　 　their first airplane at North Carolina. He 　10　 　in the air for almost a minute!

1.(　　 )A.other　　　　　 B.the other　　　 C.an other　　　　 D.another

2.(　　 )A.flew　　　　　　 B.flew by　　　　 C.flew with　　　 D.flew on

3.(　　 )A.dropped off　　 B.dropped down　　 C.dropped　　　　 D.dropped into

4.(　　 )A.began to　　　　 B.began　　　　　 C.began with　　　 D.could

5.(　　 )A.was used to　　 B.was used in　　 C.used to　　　　 D.used in

6.(　　 )A.off　　　　　　 B.up　　　　　　　 C.to　　　　　　　 D.on

7.(　　 )A.heard　　　　　 B.heard of　　　　 C.sounded　　　　 D.listened

8.(　　 )A.thought　　　　 B.found out　　　 C.thought of　　　 D.looked for

9.(　　 )A.took　　　　　　 B.played　　　　　 C.brought　　　　 D.flew

10.(　　 )A.stayed up　　　 B.stood　　　　　 C.jumped　　　　　 D.sat

8.To prevent us from floating in the air, we must wear special boots.(对画线部分提问)