31.　 He couldn’t ____ an answer when I asked him why he was late for school. A. come up　　　　 B. catch up　　　　　　 C. come up with　　　　　　 D. catch up with

30.　 He is very confident. He never ____ his decisions. A. suspects　　　　　　　 B. makes　　　　　　　 C. doubts　　　　　　　 D. changes

29.　 The hours of hard work ____ when he became the champion of the game. A. paid for　　　　　　 B. paid off　　　　　　 C. paid back　　　　　 D. paid up

28.　 In order to support him, the family sold their house and moved to a city ____ snooker was more popular. A. that　　　　　　　　　 B. there　　　　　　　　 C. where　　　　　　　 D. which

27.　 Fifteen bottles, ____ special invites to enjoy the games will be thrown into the sea from the Chinese ship. A. including　　　　　 B. containing　　　　 C. saving　　　　　　　 D. filling

26.　 My parents ____ that the website would affect my studies. But now they don’t worry that much because I am actually improving at school. A. used to worry　　 B. are used to worry　 C. are used to worrying　　 D. used to worrying

25.　 The boy was moved to develop his own site by his ____ at his bad performance in a computer contest. A. satisfaction　　　　 B. shortage　　　　　　 C. disappointment　 D. failure

24.　 Research on how chemicals in plants affect the brain’s function in rats ____ that these chemicals may help our own brains work better. A. advises　　　　　　　 B. hopes　　　　　　　　 C. expects　　　　　　　 D. suggests

23.　 While we’re young, our defences are ____ strong. However, they get weaker as we get older. A. likely　　　　　　　　 B. fair　　　　　　　　　 C. nearly　　　　　　　 D. pretty

22.　 If you are patient and kind to your partner, the experiments will be a ____. A. success　　　　　　　 B. failure　　　　　　　 C. task　　　　　　　　　 D. problem