1.I must _________that lost money until I find it.

20. Some people declared that they discovered Yeti, a wild c　　　　 　in the mountainous area.

二。用所给短语的适当形式填空

make up　 show up　　 give up　　 search for　　　 search.....for　 step up　 put on　 due to

make one's way　 look into　 look through　 take off　 take charge of　 run into　 live on　

19. I was reading when our teacher suddenly patted(拍) me on the s　　　　 .

18. He said he d　　　　　 　to our plan at the meeting, didn’t he?

17. Last night, my brother had a terrible n　　　　　　 　in which someone tried to kill him.

16. He has to work hard because he has a big family to s　　　　 .

15. It is interesting to know that some astronauts took walks in o　　　　 space.

14. There is no p　　　　　 　that they can finish the work ahead of the time because of te bad weather.

13. Whether Arafat was m　　　　　 　or died naturally is still unknown to the world yet.

12. The police are trying to find the w　　　　 to the accident.