1 . mountain,   what,   the,   in the world,   highest
________________?

2 . What a ________ (fun) movie it is!

3 . have, small, a, plane, every, will, family
________________.

4 . They have a ________ weekend without their children.(peace)

5 . It’s really a ________ (challenge) job for her to work oüt the difficult question in two hours.

6 . It’s important to ________ (改善) our p　　　 　　 　 health.

7 . That means we must have smaller families with fewer, but ________ (health) children.

8 . Many people don’t have money for ________ (medicine) treatment.