1 . 英译汉
1. procedure n. ________
2. rocket n. ________
3. gravity n. ________
4. vehicle n. ________
5. satellite n. ________
6. orbit n. ________ vt.&vi. ________
7. giant adj. ________ n. ________
8. agency n. ________

4 . 英译汉

1. absence ________________
2. gravity ________________
3. astronaut ________________
4. float ________________
5. cupboard ________________
6. mission ________________
7. bother ________________
8. occupy ________________
9. ceiling ________________
10. evaluate ________________

9 . 汉译英
1. a famous ________ 一位著名的宇航员
2. the selection ________ 选择过程
3. ________ and physical training 身心训练
4. an ________ answer 一个聪明的回答
5. the secrets of the ________ 宇宙的秘密
6. escape Earth’s ________ 摆脱地球的引力
7. make ________ to carry people 制造载人的交通工具
8. ________to be a explorer 决定做一个探索者
9. the Sputnik ________ “旅伴一号”卫星
10. ________ the satellite 发射卫星