4. Fish may _____ ____ (catch) in the river.

3. English __________ (speak) as a second language in some

　　　　　　　 countries.

2. Now many kinds of work __________ (can do) by robots.

1. A lot of water _________ (waste) every year. It’s a serious

　　　　　　　 problem.

30. We must do something to stop people from _______.

　　　　 A. to throw litter about　　　　　　　　 B. to throw litter into

C. throwing litter about　　　　　　　　 D. throwing litter into

29. –The room is so dirty. _______ we clean it?　　　 -- Of course.

　　　　 A. Will　　　　　　 B. Would　　　　　 C. Do　　　　　　 D. Shall

28. _______! It’s the music of Mozart. Be quiet.

　　　　 A. Hear　　　　　 B. Sound　　　　　 C. Sing　　　　　 D. Listen

27. Yuki loves wearing strange hats because she wants people to _______ her.

　　　　 A. believe　　　　　 B. control　　　　　 C. notice　　　　　 D. visit

26. --_______ all your things, Tom! I hate them here and there.　　 –OK, Mum.

　　　　 A. Put up　　　　　 B. Put on　　　　　 C. Put down　　　 D. Put away

25. –Oh, you painted the walls yourself?

　　　　 --Yes. It was not hard. The whole work didn’t _______ much.

　　　　 A. want　　　　　　 B. cost　　　　　 　C. spend　　　　　 D. pay