Ⅰ.单词拼写
1．He was already aboard (登上) the ship.
2．Yang Liwei is the first Chinese cosmonaut (宇航员) to step into space.
3．They had invited a number of minor celebrities (名人)．
4．How many satellites have been put into orbit (轨道) round the earth?
5．Is there intelligent life elsewhere in the universe (宇宙)?
6．The news of his death was splashed in headlines (标题) across all the newspapers.
Ⅱ.拓展词汇
1．photograph n．照片→photographer n．摄影师
2．economy n．经济→economic adj.经济的；经济学的→economically adv.经济地
