1.Yang Liwei,China’s first a ,is considered to be a national hero.
答案astronaut
2.Space and oceans are the new world which scientists are trying to e .
答案explore
3.She has a gift for creating an a for her students which allows them to communicate freely with each other.
答案atmosphere
4.He w to stop a taxi and then got in it.
答案waved
5.Peter is wealthy,and he is always g with his money.
答案generous
6.Anything that drops falls towards the ground because of the g .
答案gravity
