worth the ________ it involves.

9) ________ you apologize for what you’ve just said or it is all over between us.

10) How well Mary speaks Chinese! Her pronunciation is better than anybody ____ in her class.

Part 2

11) There is a failure in the ___________ system, so there is no electricity.

12) The solar cell can change the energy of sunlight into ________ energy.

13) He was trying to __________ me by asking me questions I couldn't answer.

14) My most ________________ moment was trying to introduce a woman whose name I couldn't remember.

15) Remember, dial 110 in case of an ___________.

16) In school most children need _______________ rather than punishment.

17) After it seemed an ________ wait, it was now his turn to be examined.

18) Jack was full of ________ as if he had never known tiredness when he was at work.

19) The office is quite bright and airy--- it’s a pleasant working _____________.

20) After months of _________ we finally discovered the truth.

Part 3

21) Not only did they bring snacks and drinks, but they also

brought cards for ____________ when they had a picnic in the forest.

22) When it comes to the _________ of men and women, we

can’t but admit that nowadays many girl university students still haven’t got equal employment opportunities.

23) It's always difficult being in a foreign country, ___________ if you don't speak the language.

24) After many years’ waiting, Chinese people

______________ realized their dream to hold the Olympic Games.

25) The ability to store knowledge makes computers different from every other machine ____ invented.

26) How often do you have PE lessons?

--- ________ other day, Monday, Wednesday, and Friday.

27) As we know, collecting _________ from some witness is one part of policemen’s job.

28) Ted couldn’t remember the ________ date of the storm, but he knew it was a Sunday because everybody was at church.

29) However much advice I gave him, he did __________ what he wanted to.

30) Do you know about the __________ of a seed into a plant?

Part 4

31) A lot of new cars will be shown in the car ____________.

32) The argument remains extremely heated whether there are

necessary conditions of ________ such as water on the Mars.

33) The waste can be reduced by at least one third using _________ technologies and methods.

34) He will make an ___________ to the tropical rain forest of South America to photograph wild animals there.

35) Industries have often shown an unwillingness to find ways to deal with dangerous waste because of the related ___________.

36) I have never had the ____________ of traveling, for I just can’t afford the expenses of it.

37) Can you give me any reasonable ____________ about your absence from work yesterday?

38) Wool is one of the chief __________ of Australia.

39) Her _____________ on her face suggested that she was not telling the truth.

40) She is ___________ beautiful. Everyone admires her.

41) If a person's lifestyle is destroyed, they can do __________ things.

42) I think there are only a few sports that are both ____________ and relaxing.