选修八unit2单词解析

△identical adj. commercial adj. straightforward adj. △complicated adj. undertake vt. (undertook, undertaken) pay off 得到好结果；取得成功；偿清 breakthrough n n.突破 procedure n n.程序；步骤；手续 △nucleus n. n.原子核；中心 adj.躯体的；肉体的；细胞体的 △somatic adj. △embryo n. n.胚；胚胎；萌牙时期 carrier n. n.携带者；搬运工；运输工具
D. smoked
3. –May I use your car? -No, I _________. A. forbade you to C. forbid using A. writes; forbidding C. says; forbidden B. forbid you to D. forbid to using B. reading; forbidding D. saying; forbidden
accumulate vt. vt. 积累；聚保 in favour of 赞成；支持 旁路；支线；岔道 side road（sidewalk) constitution n. n. 宪法；章程 adj. 必须做的；义务的；强迫的；强制的 compulsory adj. opera n. n. 歌剧；歌剧团；歌剧院 chorus n. n. 合唱；合唱队 loaf n. n. 一条（面包） flour n. n. 面粉 vt. 欠（账、钱、人情等）；归功于 owe vt. shortly adv. adv. 立刻；不久 retire vi. vi. 退休；离开 bother vt. vt. 打扰vi.操心 n.烦扰 (be) bound to (do) 一定或注定（做）……
1.People forbid ______ in the room. A. to smoke B. smoking C. smoke D. smoked 2. Forbidding பைடு நூலகம்s ________ does good to your health.
A. smoke
B. to smoke
C. smoking
8. forbid vt. 禁止， 不准， 不许 forbade / forbad=forbidden / forbidding
常用结构： (one’s)doing sth. sb. to do sth. sb. from doing sth. forbid sb sth
表示禁止某人做某事 prevent/stop/keep…from doing sth.
4.There is a board by the road, which ____”parking__!”
9.in favour of=be for 赞成，支持 你赞成这个计划还是反对这个计划？ Are you in favour of the plan or against the plan? favour n.帮助；恩惠；赞成；支持；偏袒；偏爱 favourable adj.有利的；支持的 favourite adj.& n.最喜欢的 in one’s favour 对某人有利 do sb a favour=do a favour for sb 帮助某人 owe sb a favour 欠某人情 [考例] My sister was against my suggestion while my brother was ______ it. (陕西2006) A. in favour of B. in memory of C. in honour of D. in search of
辨析 altogether, all together 1.let’s all together sing. 全部，一起
7.object vi 反对(oppose/be opposed to ) object to sb/sth/doing sth I object to such treatment .
6. altogether adv
(1) That will be 100 yuan altogether. In total/all 总共 (2) I am altogether on your side. completely 完全 (3) Altogether, things are getting better. In a word 总之
3. pay off (1) vi.取得成功，得到回报 (无被动) 约翰在考试前的努力学习没有白费。 Joh’s hard work before the examination paid off 你的计划成功了吗？ Did you plan pay off? (2)偿清 vt. 他所有的债务都是用现金付清的。 All his debt was paid off with cash. [词语联想] pay back 归还；报复
pay for
为……而付款；为……付出代价
用pay 相关短评的适当形式完成句子 pay you back (还你钱) next month. (1) I’ll ___________ (2) You must ______ pay for( 为……付出代价) your rude words. His efforts paid off (他努力没有白费) (3) _________________ when the manager accepted his proposal. for (付……的钱) paid 200 yuan ___ (4) She ____ Tom’s bike.
( ) －Mom, I can’t see any point in working hard at all the subjects at school. －Come on, dear. Years of hard work will surely _____ in the future of your career. A. make sure B. pay off C. bring back D. pay back
他强烈反对那么早起床 He has a strong objection to getting up that early. =He strongly objects to getting up that early object n.物体，对象；宾语；目的，目标
The match was cancelled because most of the members ___ a match without a standard court. A.objected to having B. were objected to have C. objected to have D. were objected to having
cast vt. (cast, cast) vt.扔；投；掷 cast down 沮丧；不愉快 altogether adv adv.总共；完全地 arbitrary adj. adj.任意的 n.命运；天命 △fate n. correction n. n.改正；纠正；修正 object vi. vi.反对；不赞成 objection n. n.不赞成；反对；异议 n.撞击；冲击；巨大的影响 △impact n medium n. n.媒介；手段；工具 大众传播媒体(如电视、报纸等) the media obtain vt. vt.获得；赢得 vt.获得；到达（水平、年龄、状况） attain vt. moral adj.道德（上）的；伦理的 conservative adj. adj.保守的；守旧的 forbid vt. vt.禁止；不准 (forbade,forbad; forbidden)
vi. 不同；相异 adj. 精确的；准确的 n. 剪枝；剪报；剪纸 n. 双胞胎之一；孪生儿之一 adj.成对的；成双的 adj. 同一的；一模一样的 adj. 商业的；贸易的 adj. 简单的；直接的；坦率的 adj. 复杂的；难懂的 着手；从事；承担
differ vi. exact adj. △cutting n. twin n.
4.breakthrough n. 突破 break 取得突破；冲破 break 脱离；逃脱；摆脱 打破；毁掉；垮了；抛锚 break break 闯入；插嘴 break 破门而入 break 爆发 break 折断；打断；中断 break 拆散；打碎；分裂 through away from down in into out off up
10. owe vt. 欠(帐；钱；人情等)；归功于 owe sb sth/owe sth to sb 欠某人.. ;把..归功于某人 owing to /due to /thanks to /as a result of/ on account of She still owes $55 to his father. She still owes an apology/gratitude to me She owes her success to hard work. She owed it to her husband that she became a painter at last.
1. differ vi. 相异；有区别；不同于 1)A differ from B in sth A和B在...方面不同 在这方面法语和英语不同。 French differs from English in this aspect. 2).differ with/from sb on/about sth 在某事上不同意某人 在这个问题上我不同意你的看法。 I have to differ with/from you on the question. make a/no difference to sb n. difference tell the difference between A and B adj. different be different from
[考例] Leaves are found on all kinds of trees, but they differ greatly ____ size and shape. (上海2007) A. on B. from C. by D. in
2. undertake (undertake-undertook-undertaken) vt. 承担,从事；着手做某事;答应，同意 undertake responsibility/a task/a project undertake to do…同意;答应；着手做某事 undertake that…同意；答应；担保 她答应三个月之内还我钱。 She undertook to pay back the money in three months. 我保证你一定会喜欢这次旅行。 I can undertake that you will enjoy the trip.
5.cast (cast ;cast ) 扔；投；掷 cast down 使失望；使沮丧（多用被动语态） be/feel cast down 感到沮丧 不要这么沮丧, 打起精神来！ Don’t be so cast down. Just keep up your spirits. 听到这个消息他很沮丧。 He was cast down to hear the news. 拓展 cast a shadow 心里上留下阴影 Don’t let yourself be ___ by a small failure in the experiment; try again. A. turned down B. cast down C. put down D. made down
I object __ to _____ being treated ______like that. objection n. have/make/take an objection to…表示“对…表示反对” have no objection to raise an objection to sth对…提出异议