选修7_unit3_单词PPT精选文档

1、.1.2(1)annual adjan annual meeting 一年一次的会议一年一次的会议Extension:daily (adj./ adv./ n) 每日的；每天；日报每日的；每天；日报weekly (adj./ adv./ n) 每周的；每周；周报每周的；每周；周报monthly (adj./ adv./ n) 每月的；每月；月报每月的；每月；月报quarterly (adj./ adv./ n)季度的；季度；季刊季度的；季度；季刊 yearly (adj./ adv.) 每年的；每年地每年的；每年地.3Witness n. 证人证人,目击者目击者,证词证词他是那个事故的目击者他

2、是那个事故的目击者.He was a witness to/of the accident.vt & vi. 目击目击, 为为.作证作证他亲眼看见那个事故。他亲眼看见那个事故。 He witnessed the accident.作为作为的见证；作为的见证；作为发生的地点发生的地点(年代等年代等)：the years that witnessed the war战争年代战争年代.4give/bear witness to sth 为为作证作证witness to sth/doing sth 为为作证；目睹作证；目睹witness(拓展拓展).5give accommodation fo

3、r sbmake accommodation for sb 为为（某人）提供住宿（某人）提供住宿3. accommodation n. 住处，住所住处，住所为某人提供膳宿为某人提供膳宿.6oppositeopposite (prep/ adj./ n)(prep/ adj./ n)相反的相反的; ; 在在.对面；对面；对立的人或物对立的人或物1 1）He sat down opposite me.在在对面对面2）The taxi driver hurried away in the opposite direction. 相反的相反的3）He is honest and hardworking

4、, but his twin brother is the complete opposite. 对对立的人或物（多与立的人或物（多与the连用）连用）.712 His home is opposite to mine. 3 eg. I am opposed to your view.5. opposite 5. opposite (prep/ adj./ n)(prep/ adj./ n)be opposite to在在对面；与对面；与相反相反be opposed to 反对；与反对；与对立对立.8Drag: vt 拖；拉；拖；拉；拽拽 劝说某人勉为劝说某人勉为其难地来（去）某其难地来（去）

5、某处（指乏味的东处（指乏味的东西）进行过久西）进行过久eg. He dragged the table into the corner. 他把那张桌子拖到他把那张桌子拖到角落。角落。drag behind 落在后面落在后面drag in 扯进来扯进来 drag sb down 使某人沮丧使某人沮丧drag on 拖延拖延 drag down 把人拖垮把人拖垮drag ones feet 故意拖延故意拖延Expressions.9拓展 deep (adj.) depth (n) deepen (v.)high (adj.) height (n) heighten (v.)wide (adj.)

6、width (n) widen (v.)long (adj.) length (n) lengthen (v.)strong (adj.) strength (n) strengthen (v.)depth depth n.n.深度深度 深处深处eg.eg.Whats the depth of the lake?Whats the depth of the lake?It is 3,000 meters in depth.It is 3,000 meters in depth.1010. urge (v/ n)1)v. 敦促，催促，力劝敦促，催促，力劝urge sb. to do sth./t

7、hat sb (should)urge sh. into doing sth.催促某人做某事催促某人做某事have an urge to do sth. 渴望做某事渴望做某事eg. She urged him to stay. 她力劝他留下她力劝他留下eg.The report urged that all children (should) be taught to swim.112)v. 驱赶，鞭策驱赶，鞭策He urged his horse forward. 他策马前行。他策马前行。3) n.强烈的欲望，冲动强烈的欲望，冲动I had a sudden urge to hit him.

8、 我突然很想揍他。我突然很想揍他。urgency n. 紧急，急切，强求，坚持紧急，急切，强求，坚持urgent adj. 急迫的，紧要的，紧急的急迫的，紧要的，紧急的It is urgent that sb (should) abandon vt. 抛弃抛弃, 遗弃遗弃; 中止中止, 放弃放弃abandon ones country/friends/post/hope/plan/ones bad habit 背叛祖国背叛祖国/朋友朋友/职位职位/希望希望/恶习恶习The man abandoned his wife and children.那个男人抛弃了他的妻儿那个男人抛弃了他的妻儿.Sh

9、e abandoned the chance to enter the university.她放弃了进大学的机会她放弃了进大学的机会.常用短语常用短语: abandon oneself to 放纵放纵, 沉湎于沉湎于他们沉湎于饮酒。他们沉湎于饮酒。They abandon themselves to drinking.不要悲观失望。不要悲观失望。Do not abandon yourself to despair.词性词性: abandoned adj. 遗弃的遗弃的. abandoner n. 放弃者放弃者. abandonee n. 被放弃者被放弃者.14helphelp outout

10、帮助某人摆脱（困境）帮助某人摆脱（困境）相关搭配help sb. with sth 帮助某人做某事帮助某人做某事help sb (to) do sth. cant help doing sth. 禁不住做某事禁不住做某事=cant help but do sthwith the help of 在在的帮助下的帮助下.15 reflectreflect (vi. / vt.)(vi. / vt.)vi.思考思考 reflect on / upon sth Take time to reflect on important things.vt. 映射；反射；映射；反射；reflect sth./

11、sb. in sth. His face was reflected in the mirror.reflection (n) 显示；反射；映像显示；反射；映像16拓展：拓展：raise awareness about sth 提高对提高对.的认识的认识arouse ones awareness towards sth 引起某人对的认识引起某人对的认识awareness (n.) 意识；觉悟意识；觉悟be/ become aware of 对对知道；知道；明白；意识到明白；意识到eg. He was not aware of having done wrong.be aware thateg. Everyone was aware that they were in conflict.17 sharp (adj.) sharp (adj.)锐利的；锋利的锐利的；锋利的 a sharp knife敏捷的敏捷的 Though he is old, he has a sharp mind.急剧的；激