1Yang Liwei,China’s first a ,is considered to be a national hero.
答案:astronaut
2Space and oceans are the new world which scientists are trying to e .
答案:explore
3She has a gift for creating an a for her students which allows them to communicate freely with each other.
答案:atmosphere
4He w to stop a taxi and then got in it.
答案:waved
5He let out the secret to a news r and the story came out the next day.
答案:reporter
