1. 用方框中所给短语的正确形式填空。

in contact with, make up, play a part in, be based on, be located in, be native to, in summary, at birth, pick up, come across

1. （1） As is known to us all, pandas China. 
3. （2） Many students believe the choice of their courses and universities should their own interest.
5. （3） American Indians less than one percent of the US population.
7. （4） Will you the new play?
9. （5） We all believe everyone should be equal .
11. （6） , your composition is an excellent article. 
13. （7） I'll finish the job even though I great difficulty.
15. （8） Her hometown a remote mountain village. 
17. （9） Many people stood near the bus stop, nervously waiting to be .
19. （10） Those who are common people are always loved by common people.