1. a change of pace 节奏变换You can’t do these chemistryexperiments all day long. You certainly need a change of pace.2. a far cry from 相距甚远The published book is far cry from the early manuscript.3. and how 的确A: She’s a good dancer.B: and how.4. a matter of time 时间问题It is only a matter of time.5. a phone call away 一个电话之远、愿意过来帮忙If you need my help, do let me know. Just remember I am a phone call away.6. a while back 不久以前7. all along 一直I knew it all along.8. anything but 绝对不I was anything but happy about going.9. account for 解释How do you account for it?10. after all 到底A: I’ve just seen the X-rays and your teeth look just fine.B: I see. Then there is nothing to worry about after all.11. allergic to 对…过敏Oh man! Something in this room is making my eyes itch. I must be allergicto something.12. at sb’s service 愿为某人服务I am at your service at any time.13. around the clock 24小时不停Martha studied around the clock for management exam.14. as far as I know 就我所知15. at home with 对…很熟悉She is at home with problems like this.16. back out1) 退出A: Wasn’t Bert supposed to sing tonight?B: Yes, but he backed out at last minute2)不履行She finally backed out of her promise.17. be cut out for 天生适合I’m not cut out to be a hero.18. be absorbed inShe has been absorbed in a horrorfiction. I can’t tear her away.19. be addicted to 对…上瘾She has been addicted to drugs for years.20. be attached to 对…有感情A: I’m amazed that you are still driving that old car of yours. I thought you would have gotten rid of it years ago.B: It runs well and I’ve actually been quite attached to it.21. back up1) 累积The subwayis running behind schedule, and traffic is backed up for blocks.I don’t know if we’ll make the 6:30 show.2) 支持I’ll back it up.22. be bound for 到…地方The bus is bound for New England.23. be (feel) myself 找到自我I’m feeling myself again.24. be burned up 生气She was really burned up at the news.25. be hard up forI’m hard up for clothes, but I have a lot of books.26. be head and shoulders above 好许多In calculus, Joe is head and shoulders above his classmates.27. be in the dark 蒙在鼓里A: Do you have any idea what his notice is about?B: I’m as in the dark as you are.28、be stuck 卡住了I can’t get this window open. It’s stuck.29. bite off more than one can chew 贪多嚼不烂A: I hear you’re taking an advanced physics course this semester.B: I think I’ve bitten off more than I can chew.30. break new ground 有了新的突破His architecturaldesign broke new ground in the field.31. benefit concert 慈善音乐会We need to let everyone know about the benefit concert, but we don’t have much money for advertising.32. busy signal 占线I’ve been calling David for the past half hour, but I keep getting a busysignal.33. between you and me 你我之间、保密34. call forA、打电话找Tom just called for you.B、预报The forecast calls for heavy rain again tonight. Aren’t you glad we’ll be getting away from this for a week?C、问It’s probably in the new part of town. We’ll have to call for directions.35. call it a day 就此结束A: I’m really glad our club decides to raise money for the children’s hospital, and most of the people we’ve phoned seemed happy to contribute.B: Yeah, I agree. Now we’ve gone through all the numbers on our list now, so I guess we can call it a day.