19. could not but / could not help but 20.more often than not 21. in case 22. am longing /eager 23. is crazy about/is absorbed in/is addicted to 24.perfect; perfectly 25.do me the favor 26.The other day 27.in the course of 28.The (vast)majority of 29.consists of; posed of 30. were (are) worn out 31.e of; witnessed him joining the army. 32.keep/ bear in mind 33.None other than 34.had her leg broken35.will make a great difference 36.It makes sense 37.is undergoing a sharp decrease 38. figure out 39. be aware of/ be conscious of 40. You are supposed to ◆巧妙的改写① They suggest, however, fees should be charged low. ② This is, I think, a good chance for you to show your singing talent, and how well you ’ ve (2) 用同位语代替非限制性定语从句 Jack, president of the Student ’s Union, has been in Britain for a week.