用所给词的适当形式填空。

1. They hope their team ________(win) the World Cup this time.

2.I'd like to meet different kinds of ________(interest) people here and there.

3. My sister often goes _________(swim) in summer.

4. His uncle likes _________(keep) pet dogs a lot.

5. How many ________(space station) are there in space?

关节结核的好发部位是（）

A.肘关节

B.腕关节

C.膝关节

D.髋关节

E.踝关节