题目内容
D
Flying was once a dream. For a long time,people had wanted to be up in the sky.
They t 1 many ways. But nothing worked.
Things c 2 on one day in September more than 220 years ago. Two brothers from France made a very large balloon w 3 paper and cloth. To make the balloon float,they b 4 a fire inside a basket and hung the basket below the balloon. They thought hot air from the f 5 would be light enough to push up the balloon. They were right!Their hot-air balloon t 6 about 2 miles. It was in the sky for eight minutes. Nobody was on board for the ride. To be safe,they had i 7 a duck,a rooster and a sheep to be the first passengers. The hot-air balloon landed safely. No animals were h 8 .
1. 2.
3. 4.
5. 6.
7. 8.
9. 10.
D 阅读提示:在天空飞行是人类的梦想。两兄弟利用热气球在天空成功飞行,圆了人们的梦。
1. tried 2. changed 3. with 4. built 5. fire
6. traveled 7. invited 8. hurt 9. set 10. flight