Unit Four 词频大于6次小于9次
abandon v. ①离弃 ②抛弃，遗弃(某人)③放弃(某事)
例：Fearing further attacks, most of the population had abandoned the city. 由于害怕遭到更多的袭击，大多数人已逃离这座城市。She abandoned her husband and children and went off with another man. 她抛弃了自己的丈夫和孩子，跟另外一个男人跑了。搭配：abandon yourself to sth. 沉溺于，放纵(感情)：They abandon themselves to drinking. 他们沉湎于饮酒。拓展：abandonment n. 离弃，放弃
听力扩展：
A: Is this your bag?
B:Yes.
A:Sorry, but we will have to open it for a check.
B:OK, please.
A:Thank you.
B:You are welcome.
A:What are these?
B:Oh, these are presents for my friends.
A:Sorry, these are not permitted to be taken on board according to the new regulations.
B:Oh, sorry. I dont know the regulations. What should I do with them?
A:You could leave them with us until you come back. But you must come back in 30 days. Or you can abandon them.
B:Oh, I will abandon them.
A：这是你的包吗?
B：是的。
A：对不起，我们要打开检查。
B：哦，请便吧。
A：谢谢。
B：不用谢。
A：这些是什么?
B：哦，这是我给朋友带的礼物。
A：对不起，根据新的规定这些是不允许带上飞机的。
B：对不起，我不知道这个规定，那我该怎么处置它们呢?
A：你可以把它们留在这等你回来取，但必须在30天之内，或者您可以遗弃它们。
B：哦，那我就不要了。【注】 regulation n. 规章，规则
absorb v. ①吸收 ②吸引……的注意力，使全神贯注 ③吞并，同化
例：Plants can absorb carbon dioxide and release oxygen. 植物可以吸收二氧化碳释放氧气。They absorbed a great deal of the Roman culture. 他们大量地吸收罗马文化。搭配：be absorbed in 全神贯注在，一心从事，热衷于：The old man was utterly absorbed in the book. 老人全神贯注地读书。拓展：absorbing a. 十分吸引人的，精彩的;absorption n. 吸收，同化，专心致志
academic a. ①学院的 ②学术性的;n. 专业学者
例：The students return in October for the start of the new academic year. 学生于十月返校，开始新学年的学习。That is merely an academic discussion. 那只是学术性的讨论。拓展：academically ad. 学术上;academy n. 专科院校，研究院;academician n 院士
听力扩展：
A: Have you received any degrees?
B: Yes. In 1996 I received my Bachelor of Science degree from Hebei University, and in 2001 I received my MBA degree from Peking University.
A: How about your academic records at college?
B:In fact my records were excellent. My overall GPA was 9 on a 10 scale, which was the highest in my class.
A: That’s very impressive. Which course did you like best?
B: English. It was both interesting and useful, so I showed a great interest in it.
A：你有获得学位吗?
B：有。1996年获得了河北大学理学学士学位，2001年获得了北京大学工商管理硕士学位。
A：你大学时学习成绩如何?
B：事实上我每门课都非常优秀。我的总平均成绩按10分制是9分，是班里最高的。
A：那可真不错哦。你最喜欢哪门课程?
B：英语。因为这门课既有趣又实用。我对它很感兴趣。
accomplish v. 完成，实现，做成功
例：The first part of the plan has been safely accomplished. 计划的第一部分已顺利完成。I don’t feel I’ve accomplished very much today. 我觉得我今天没干成多少事。拓展：accomplished a. 才华高的，技艺高超的;accomplishment n. 成就，实现
accumulate v. 堆积，积累
例：Dust and dirt soon accumulate if a house is not clean regularly. 房屋不经常打扫， 尘土很快就越积越多。By investing wisely she accumulated a fortune. 由于投资精明，她积蓄了一笔财产。拓展：accumulation n. 积聚，堆积物
accurate a. 准确的，精确的，(仪器)精密的
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