Unit 3 Words and expressions单词派生词词汇语法点拓展高二英语人教版选修八.docx

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1、1. amphibious adj.水陆两栖的amphibian n.两栖动物2. now and then= from time to time = at times= once in a while3. distinguish v.区分;辨别;分清distinguished adj.卓越的;杰出的distinct adj.明显的；有区别的distinctive adj. 独特的；与众不同的4. merciful adj.宽大的;仁慈的;慈悲的mercy n.仁慈;宽容merciless adj.残忍的5. product n.产品;制品produce v.生产;制造/n.农产品produc

2、tive adj.多产的;有效益的production n.产品，产量6. stainless adj.无锈的;没有污点的stain n.污点/v.玷污7. cube n.立方体；立方cubic adj.立方体的8. abrupt adj.突然的;意外的abruptly adv.突然地;忽然间;猝然 = suddenlyabruptness n.粗鲁;莽撞9. convenient adj.便利的;方便的;就近convenience n.便利;方便10. caution n.小心;谨慎/v.警告cautious adj.小心的;谨慎的11. expectation n.预料;期待;期望expe

3、ct v.期待;预料expectable adj. 能预期的；意料中的expectably adv.如预期地12. passive positive 积极的;赞同的 negative 消极的;否定的 neutral 中立的 subjective 主观的 objective 客观的13. merry adj.愉快的;高兴的merrily adv.高兴地 14. recognition n.认出;认可;承认recognize v.认出;承认15. criterion n.(评判的)标准;准则;尺度criteria n.准则;原则(criterion的复数)16. valid adj.有效的;认可的

4、;合理的validness n.正当;有效17. ripe adj.成熟的;口味浓郁的ripen v.(使)成熟18. freezing adj.冰冻的;严寒的freeze v.冻结;冷冻frozen adj.冷冻的;冷藏的;冻僵的19. identification n.辨认;确定;身份证明identify v.鉴定;辨认出identity n.身份;本身20. directory n.名录;电话号码簿direct adj.直接的;亲自/v.指导;指挥director n.导演；主管direction n.方向;方位;趋势21. innocent adj.无辜的;清白的;无罪的innocen

5、ce n.清白;无罪;天真22. occasionally adv.偶然;偶尔occasional adj.偶尔的;偶然的occasion n. 时机，机会；场合；23. dynamic adj.充满活力的;精力充沛的dynamics n.力学;动力学dynamically adv.动态地；充满活力地24. multiple adj.数量多的;多种多样的multiply v.乘;乘以25. current adj.当前的;现在的current n.水流;气流;电流currently adv.现时;目前;当前currency n.通货;货币;通用;流行26. stable adj.稳固的;稳定的

6、;安定的stably adv.稳固地;稳定地stability n.稳定性；坚定，恒心27. invaluable valueless adj.不值钱的；微不足道的28. associate v.联想;联系;交往/adj.副的;联合的association n.协会;社团;联盟29. practical adj.实际的;实践的;实用的practically adv.实际上；事实上practice v./n.实践；练习;实行30. extension n.扩大;延伸extend v.使伸长;扩大;扩展1. call up给 . 打电话；使想起；征召入伍 call for 需要, 要求 call

7、on 拜访某人，号召2. distinguishdistinguish between.and. 区分/辨别和 distinguish.from. 使有别于，使具有区别于的特征3. mercifulbe merciful to 对仁慈show mercy to 对仁慈 at the mercy of 任处置have mercy on 对有怜悯心4. product（可数）指任何体力劳动或脑力劳动所产生的东西,一般多指工业品production指生产的动作或产量,也指生产的结果（不可数）。尤指人类智力或艺术劳动的产品（可数）。produce 主要作动词，意思是“出产；生产；提出”等。作名词多指农

8、产品（不可数）。5. set about (doing) sth. = set out (to do) sth.着手(做)某事6. convenientsth. is convenient for sb 某事对某人来说是方便的It is convenient (for sb.) to do sth. (对某人而言)做某事方面A is convenient for/to B A到B很近/方便at ones convenience 在某人方便的时候7. caution v.警告caution sb.to do./against doing. 警告/告诫某人做/别做caution sb. for/a

9、bout sth. 因某事而警告某人caution sb. that. 警告/告诫某人cautious adj. = carefulbe cautious of/about 在方面很谨慎 be cautious to do 小心做with cautioncautiously 小心地；谨慎地8. expectationin expectation of 预料，期待contrary to/against/beyond expectations 与预期相反，出乎意料expect v.expect sb.to do sth. 期望某人做某事9. seizeseize an opportunity抓住机

10、会be seized with被侵扰；患/得(病)seize sb. by the arm抓住某人的手臂10. claimclaim to do./that.声称 11. identification12. innocentbe innocent of 无罪的,无辜的，关于是清白的13. bear (bore, borne)bear doing/ to do 忍受做bear sb./sb.s doing 忍受某人做某事bear with sb./sth. 耐心对待；容忍bear/keep sth. in mind 牢记14. jama traffic jam交通堵塞; be in (=get

11、into) a jam陷入困境15. dive into迅速把手伸入，跳入；钻研dive into 作“一心投入，潜心于”时 = devote oneself to = put ones heart into 【13】词义辨析16. set out 作“出发，动身”时= set off17. associate n./v.associatewith 把和联系在一起associate with 与某人交往，与某人混在一起associated adj.be associated with 与相关association n.in association with 与联合/合作18. practica

12、lpractice n. /vi. practice doing.练习做 put.into practice把付诸实施19. hang onhang on 不挂断，坚持hang on to. 抓紧20. get through设法联系上(通电话)；(设法)做完；通过 _ through检查；经历 _ through从中穿过；走过 _ through 浏览；仔细查看；透过看_ through看穿；识破 _ through活过(一段时间)；经过后仍然活着 _ through突破(障碍)21. competence petent adj.be competent to do sth 能胜任某事，有能力做某事