雅思:简称IELTS，中文名为国际英语语言测试系统）是由英国文化协会（The British Council，即英国驻华大使馆/总领事馆文化教育处）、剑桥大学考试委员会（CESOL）和澳大利亚教育国际开发署（IDP Australia）共同举办的国际英语水平测试。此项考试是为申请赴英语国家（美国、英国、澳大利亚、加拿大、新西兰等）留学、移民的非英语国家学生而设，用来评定考生运用英语的能力。2012年济南雅思培训正在进行中，现在报名享受活动价，咨询电话：400-879-2720，QQ：3285244682
        16、 back out

 　　1) 退出

 　　A: Wasn’t Bert supposed to sing tonight?

 　　B: Yes、 but he backed out at last minute

 　　2)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 in 专心致志于，全神贯注于

 　　She 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 up

 　　1) 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 for

 　　I’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.

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