30. You’d sound a lot more polite if you make a request　　　　　　　　

　 a question.

　　 A. in search of　 B. in the form of　 C. in need of　 D.in favour of

29. We are told that keys should never be hidden around the house since thieves　　　　　 　know where to find them.

A. especially　　 B. generally　　 C. originally　　 D. basically

28. There is not much time left, but　　　　　 　we must get there in time.

　　 A. somehow　 B. somewhat　　 C. however　　 D. anyway

27.Football is played all over the world, so it is considered a　　　 game.

　　 A. usual　　　 B. universal　　　 C. healthy　　　 D. common

26. During the war there was a serious lack of food. It was not unusual that even the wealthy family had to　　　　　 　bread for days.

　　 A. eat up　　　 B. give away　　 C. do without　 D. deal with