1、ninsure v.投保ninsure sb./sth. against 给保险，以防万一n-Employer must insure their employees against accident.ninsurance n.ninsurance companynpremium 保险费n同：n1）ensure 确保，保证n-Hard work can ensure our success.nassure 使确信，向保证n-I assure you that Ill bring you happiness.n区别：n前者宾语可人可物，后者只能是人 n2）reassure 使人消除疑虑n3）gu
2、arantee 确保n-I can guarantee her safety.npurchase v. 买n（比buy正式，主要用于书面语， 还可是n.）n-Can you purchase freedom with money?n-yesterday I bought a tie, that look terrible.npurchase money 买进价格/进货价格npurchasing powernquantity purchase n大宗订购nleave sb. to his purchasesn让某人自谋生路nnot worth a days purchase n危在旦夕n-His
3、 life is not worth a days purchanannual adj. 一年一度的nannual report 年度报告nannual budget nannual incomenannual rainfall n全年降雨量nn.年刊，年鉴n-Most children like comic or sporting annuals.n(连环漫画或体育类的年刊)n月刊 周刊 日刊nmonthly n weekly ndaily n China Daily n中国日报nann-(-enn):年（year）nanniversary 周年纪念日nannual 一年一次的n bienn
4、ial triennialnbicycle trianglenshiver v. 颤抖=ntremblen区别:n整体的颤抖用shiver，部分用tremblen-He is shivering with cold.n-His hands are trembling.n-Her trembling voice betrayed his secret.n6、dive v.跳水ndive in/into 跳进ndive 指下降ntake a nose dive 急剧恶化，猛跌暴落n-The stock market is taking a nose dive today. n-今天股市大跌。nha
5、ul v.拖曳n（pull with effort or force）强调用力n-They hauled the boat up the beach.nhaul sb. to a volleyball match n强拉某人去看排球比赛n【辨】：n1）pull 应用范围最广，连续不断的拉n2）drag 拖拉，强调二者有摩擦力n-The stone was so heavy that I had to drag it into the roomnperch vi. 位于（高处）nperch onn-A bird perched on the branch of the tree at the m
6、oment.(栖息)n-The little village perches among the hill.n(坐落)ncome off ones perchn 不再骄傲自大n-After his failure, he came off his perch.n=put ones pride in ones pocket.n不再妄自尊大nprecariously adv. 危险地，不稳固地n（unsafe，not firm, not steady）n-His life is not so precarious.n同：dangerous 强调很危险n-Playing with matches i
7、s dangerous.nadventurous 爱冒险的n-Robinson crusoe is adventurous.nhazardous 碰运气的，冒险的，n（有变幻莫测之义）n-Climbing the high mountain is hazardous.nrebound v.弹回n-The ball is rebound.nv.产生事与愿违的结果nrebound on / upon sb.n产生对某人不好的影响n-The internet rebound on teenagers sometime.nRebound (NBA)n抢得篮板球(美校园喜剧Rebound)nText:n
8、（L2）n（L2）property n. n财产（总称），资产，房产nproperty-tax rate 财产税率nreal property n房地产nassignment of property 产权转让nintellectual property rights 知识产权nn.性质nspecial property 特性nText:n（L3）n（L5）in the event of 以防万一n同：in case ofnin the case ofnfor fear that / by any chance /by any possibilityn-An oxygen mask will c
9、ome down from overhead in case of an emergency.n-He set off very early for fear that he might be late for the interview.nText:n（L5）n（L5）needles to sayn同：no doubtnbeyond doubtnbeyond question/ past questionnsure enough 果不其然nas is expected 不出所料n-彼得担心自己考不好，果不其然，他不及格。n-Peter was afraid that he had done
10、badly, and sure enough, his grade is failing.n-杨丽萍无疑是她中国最优秀的n舞蹈家之一。n-Yang is beyond all ndoubt one of the finest ndancer in China.n（L5-L6）-Needless to say , the bigger the risk an insurance company takes, the higher the premium you will have to pay. n1）结构：the +比较级，the+比较级 越越 n前者是状从，后者是主句，主句有时可用正常语序，
11、但比较级前不用定冠词n=Needless to say , the bigger the risk an insurance company takes, the premium you will have to pay is higher.n2）越来越n结构：比较级+and+比较级/more and more+原级n-情况一天天好起来。n-Things are getting better and better every day.n-Computers have become smaller and smaller, more and more powerful and cheaper a
12、nd cheaper.nText:n（L7）nText:n（L10）nText:n（L11）n（L13）launch v.发动;发射;使（船）下水；推出（产品）；使开始从事nlaunch election campaighnlaunch Shenzhou spaceshipnlaunch a submarinenlaunch a product 发布产品nlaunch a new enterprisen 创办一个新企业nText:n（L13）nText:n（L16）nText:n（L17）nText:n（L19）nText:n（L20）n（L20）eventually=n1）at lastnat last和eventually都强调成功，但语气比at last强烈，强调经过努力而终于n2）in the end n强调失败n3）finally n只表示顺序的最后nText:n（L21）nText:n（L24）nText:n（L26）nText:n（L28）
