Ⅰ、1、at the age of
2、 as tasty as
3、the low gravity
4、 remind sb of sth
5、grow plants on Mars
6、be in agreement
7、by the way
8、hear from sb
9、carry air tanks on their backs
10、be different from
Ⅱ、1、how to start
2、 her to be
3、it difficult
4、 mustn't forget; said
5、who is the best
6、how many; there are
7、where she has
8、that; goes
9、 how to find
Ⅲ、1-5 CDACD