unit4globalwarming单词和句型重点总结
Unit 4 Global warming
Unit 4Global warmingⅠ.单词回顾(一)拓展单词1.consume v t. 消费;消耗;耗尽;吃完→consumer n. 顾客;消费者2.phenomenon n. 现象→phenomena pl. 现象3.quantity n. 量;数量→(形近词)quality n. 质量4.oppose v t. 反对;反抗;与(某人)较量→opposed adj. 反对的;对立的5.consequence n. 结果;后果;影响→consequent adj. 随之发生的;作为结果的→consequently ad v. 因此;所以6.state v t. 陈述;说明→statement n. 说明;说法;表白7.steady adj. 平稳的;持续的;稳固的→steadily ad v. 平稳地;持续地8.tend v i. 趋向;易于;照顾v t. 照顾;护理→tendency n. 倾向;趋势9.existence n. 生存;存在→exist v i. 存在10.pollution n. 污染;弄脏→pollute v t. 污染→polluted adj. 被污染的11.grow v. 生长;种植→growth n. 生长12.electrical adj. 电的;与电有关的→electricity n. 电;电力→electric adj. 电的;电动的→electronic n. 电子的13.casual adj. 随便的;偶然的→casually ad v. 随便地14.refresh v t. 使恢复;使振作→refreshed adj. 振奋的;使人耳目一新的15.educator n. 教育工作者;教育家→educate v. 教育;培养→education n. 教育;培养16.contribution n. 贡献→contribute v. 贡献;撰稿(二)重点单词1.subscribe v i.同意;捐赠;订阅v t.签署(文件);捐助2.glance v i.看一下;扫视n.一瞥3.average adj.平均的4.circumstance n.环境;情况5.range n.种类;范围6.data n.资料;数据7.trend n.趋势;倾向;走向8.catastrophe n.大灾难;浩劫9.widespread adj.分布广的;普遍的10.advocate v t.拥护;提倡;主张【联想】1.动词+tion 后缀变名词①pollute→pollution 污染②contribute→contribution 贡献③advocate→advocation 拥护④consume→consumption 消费⑤evaluate→evaluation 评价⑥graduate→graduation 毕业⑦congratulate→congratulation 祝贺⑧adapt→adaptation 适应2.名词+al 后缀变形容词①environment→environmental 环境的②nature→natural 自然的;天然的③origin→original 原来的④convention→conventional 传统的⑤profession→professional 专业的3.名词变复数的不规则变化①phenomenon→phenomena现象②medium→media媒体③datum→data数据④criterion→criteria标准⑤bacterium→bacteria细菌Ⅱ.短语回顾1.come_about 发生;造成2.go_up 上升;增长;升起3.even_if 即使4.on_the_whole 大体上;基本上5.on_behalf_of 代表……一方;作为……的代言人6.put_up_with 忍受;容忍7.so_long_as 只要8.rather_than 而不是9.subscribe_to 同意;赞成;订购10.quantities_of 大量的11.result_in 导致12.be_opposed_to 反对……13.keep_on 继续14.and_so_on 等等【联想】1.“动词+up with”结构的短语①put up with 忍耐;忍受;熬过②keep up with 与……同步;跟上(强调状态)③catch up with 跟上(强调动作)④end up with 以……结束⑤come up with 提出;想出2.as+adj.+as 结构①as far as 到达某个提及的地方,在……范围内,就……而言②as many as “多达……”“达到……之多”,与可数名词复数连用③as much as “多达……”“达到……之多”,与不可数名词连用④as soon as “一……就……”,引导时间状语从句⑤as well as 也;还;除……之外⑥as good as 和……一样好;实际上;相当于⑦as long as 只要;和……一样长Ⅲ.佳句必背1.There is no doubt that... 毫无疑问……;it is...that...强调句There_is_no_doubt_that the earth is becoming warmer and that it_is human activity that has caused this global warming rather than a random but natural phenomenon.毫无疑问,地球正变得更加暖和,并且全球变暖是人为的,而不是随意的自然现象。
高考英语 实用 Unit 4 Global warming要点梳理突破
落堕市安心阳光实验学校选修6 Unit 4 Global warming要点梳理高效梳理·知识备考●重点单词1.phenomenon n.现象→phenomena pl.2.subscribe vi.同意;捐赠;订阅 vt.(签署)文件;捐助3.quantity n.量;数量→quality n.质量;品质4.tend vi.趋向;易于;照顾 vt.照顾;护理→tendency n.倾向;趋势5.trend n.趋势;倾向;走向6.oppose vt.反对;反抗;与(某人)较量→opposed adj.反对的;对立的7.consequence n.结果;后果;影响8.state vt.陈述;说明→statement n.说明9.range n.种类;范围10.glance vi.看一下;扫视 n.一瞥11.steady adj.平稳的;持续的;稳固的→steadily adv.平稳地;持续地12.widespread adj.分布广的;普遍的13.average adj.平均的14.circumstance n.环境;情况15.refresh vt.使恢复;使振作16.contribution n.贡献→contribute v.贡献●重点短语1.come about 发生;造成2.subscribe to 同意;赞成;订购3.quantities of 大量的4.go up 上升;增长;升起5.result in 导致6.be opposed to 反对……7.even if 即使8.keep on 继续9.on the whole 大体上;基本上10.on behalf of 代表……一方;作为……的代言人11.put up with 忍受;容忍12.so long_ as 只要13.and so on 等等●重点句型1.There is no doubt that the earth is becoming warmer(see Graph 1) and that it is human activity that has caused this global warming rather thana random but natural phenomenon.毫无疑问,地球正变得更加暖和(见图表1),而且全球转暖是人为的,而不是随意的自然现象。
人教版高中英语选修六 Unit4 Global warming-词汇篇(教师版)
人教版高中英语选修六 Unit4 Global warming-词汇篇(教师版)1.2.light1)n. 光,线,灯2)v.照亮,点燃He lit a match. 他划着了一根火柴。
A smile of triumph lit up her face. 她的脸上闪耀着胜利的微笑。
The match lights easily. 这火柴容易划着3)adjThe suitcase is very light.(轻的)There was a light rain falling.He is a light sleeper. 他睡不沉。
(易醒的)3.heat v. / heat up 是某物变热或变暖heated adj. 热的激烈的heated debate, heated discussionheatedly adv.愤怒地激昂地heater加热器发热器4.consume v.---- consumer (n.).1)消耗,花费;耗尽She consumed most of her time in reading.2)吃完,喝光The kids soon consumed all the food on the table. 孩子们一会儿功夫便把桌上的食品全部吃光。
3)使全神贯注,使着迷+withThe boy was consumed with curiosity. 那男孩充满好奇心。
5.as … as one can = as … as possiblePlease come here as soon as possible.= Please come here as soon as you can..as many as 多达as long as 长达,只要as far as远至,就…而论as well as 和…一样好,也,和as early as 早在6.trap vt. / n. 挡住圈套Sand and leaves trapped the water in the stream. They finally trapped the mouse in a cage.最后,他们用笼子把老鼠逮着了。
人教版高二英语选修六 Unit 4 Global warming重难点讲解
Unit 4Global warming重难点讲解一、重点词汇、短语与句式重点词汇1.n. 副产品byproduct2.n. 大灾难;浩劫catastrophe3.n. 个人;个体adj. 单独的;个别的individual4.n. 承诺;交托;信奉commitment5.n. 量;数量quantity6. vi. 趋向;易于;照顾vt. 照顾;护理tend7. vt. 消费;消耗;耗尽;吃完consume8.vi. 同意;捐赠;订阅vt. 签署(文件);捐助subscribe 9.vt. 反对;反抗;与(某人)较量oppose10.n. 结果;后果;影响consequence12.n. 种类;范围range13. adj. 平稳的;持续的;稳固的steady14. vt. 拥护;提倡;主张advocate15. v. (使)精神振作, (使)精力恢复, 更新refresh重点短语1.________________发生;造成2.________________ 同意;赞成;订购3.________________ 大量的4.________________ 上升;增长;升起5.________________ 导致6.________________ 反对……7.________________ 即使8.________________ 继续9.________________ 大体上;基本上10.________________ 忍受;容忍11.________________ 只要12.________________ 等等13.________________ 代表……一方;作为……的代言人e about2.subscribe to3.quantities of4.go up5.result in6.be opposed to7.even if8.keep on9.on the whole10.put up with11.so long as 12.and so on 13.on behalf of重点句式1.____________________the earth is becoming warmer and that it is human activity that has caused this global warming rather than a random but natural phenomenon.毫无疑问,地球正变得更加暖和。
重点句型(选修 6 Unit 4 Global warming)(讲义)
1. 学习句型,理解句型的含义。
2. 正确地运用句型,并能灵敏地用于作文。
3. 掌握even if引导让步状语从句及so long as引导条件状语从句的用法。
重点:(1) Even if we start reducing the amount of carbon dioxide and other greenhouse gases, the climate is going to keep on warming for decades or centuries.(2) It is OK to leave an electrical appliance on so long as you are using it—if not, turn it off!难点:even if与so long as引导状语从句的用法。
【句型学习】1. Even if we start reducing the amount of carbon dioxide and other greenhouse gases, the climate is going to keep on warming for decades or centuries.即使我们开场减少二氧化碳和其他温室气体的含量,在(将来)几十年或几个世纪内,气候仍会持续转暖。
even if=even though引导让步状语从句,意为“即使,纵使〞。
Even if it should rain tomorrow, we will continue our work.即使明天下雨,我们仍要继续工作。
The engineers are so busy that they have zero time for outdoor sports activities, even if they have the interest.工程师很忙,尽管他们对户外运动感兴趣也没有时间运动。
【词汇讲解】英语Unit4Globalwarming
【词汇讲解】英语Unit 4 Global warming重点单词精析1. 【课文原句】It means that more heat energy tends to be trapped in the atmosphere causing the global temperature to go up. (P26)【点拨】tend vi. 趋向,易于;tend to do sth 往往会做某事,易于做某事;tend towards sth 有……的趋势,倾向于。
tend vt. 照顾,照料;tend (to, on) sb 照料某人。
【例句】Boys tend to be bigger than girls. 男孩往往比女孩个子大。
Old people tend to get fat. 老年人容易发胖。
She tends to get angry when others disagree with her. 别人不同意她的看法时,她很容易生气。
He tends towards selfishness. 他有自私自利的倾向。
Doctors and nurses tended the injured. 医生和护士照料伤者。
They employed him to tend to the baby. 他们雇用他照料婴儿。
【拓展】tendency n. 倾向;have a tendency to do sth有做某事的倾向。
如:Jean’s nice but she has a tendency to talk too much. 简人倒是不错,就是往往很唠叨。
2. 【课文原句】On the other hand, there are those, like George Hambley, who are opposed to this view, believe that we should not worry about high levels of carbon dioxide in the air. (P27)【点拨】oppose vt. 反对,与……对抗/ 较量;opposed adj. 反对的,对立的(不用在名词之前);be opposed to 反对,与……相对。
高中英语unit4 global warming 单元重点知识回顾课件版本
opposed adj. 对立的;强烈反对的
opposite adj.
对面的;另一边的;相反的
人或物;对立面;反面
n. 对立的
7.consequence n. 结果;后果;影响
in consequence=as a consequence 结果
in consequence of=as a consequence of 作为
毫无疑问,地球正在转暖,全球转暖是人为的,而不是随意的自然现象。
3.All scientists ___s_u_b_sc_r_ib_e__to___the view __t_ha_t_____the increase in the earth's temperature is due to the burning of fossil fuels like coal, natural gas and oil to produce energy.
put up with 忍受;容忍
put aside 节省;储蓄,储存
put down 记下,写下;击败;平定
14.put off
延期;推迟
put on 穿上;戴上;演出
put out 熄灭;扑灭
put through 接通电话
Ⅱ.教材原句 1.That probably does not seem much to you or me, but it is a rapid increase __w__h_en__c_o_m_p_a_re_d_t_o__other natural changes. 那对你或我来说可能不算很多,但是跟其他的自然变化相比,这却是一
所有的科学家都赞同这种观点,即地球温度的上升,是由于人们燃烧像 煤、天然气和石油这样的化石燃料来生产能量而引起的。
高中英语Unit4Globalwarming核心要点回扣课件新人教版
5.contribute v.捐献;促成;投稿→contribution n.贡献
Ⅱ.重点短语
about
发生;造成
up 走近;长出;发芽;被提出
1.comeup with 提出;提供;赶上
across 被理解;(偶然)遇见,碰到
to 共计;谈到;涉及;苏醒过来
result in
导致,造成……的后果
单元尾
单
元
核心要点回扣
综 合
测
评
Ⅰ.重点单词 1. tend vi.趋向,易于,照顾 vt.照顾,护理→tendency n. 倾向,偏好 2.oppose vt.反对;反抗→opposedadj.反对的,对立的 3.consequence n.结果;后果;影响→consequent adj.随之发生的;作 为结果的→consequently adv.所以,因而 4. sta vt.陈述;说明→statement n.陈述,说明
range fromW...to W... 在……范围内变化
4. within/in range
在范围内,在射程内
put up with
忍受,容忍;忍耐;受苦
put away 节省;储蓄,储存
5.put
off
延期,推迟
put on 穿上,戴上;演出
put up 张贴,挂起;留宿
Ⅲ.重点句式 1.There is no doubt that (毫无疑问)the earth is becoming warmer(see Graph 1)and that it is human activity that has caused this global warming rather than a random but natural phenomenon. 2.Even if we start reducing (即使我们开始减少)the amount of carbon dioxide and other greenhouse gases,the climate is going to keep on warming for decades or centu为
选修6_unit4_A_Global_Warming知识点
Book 6 Unit 4 A Global Warming1tend双语释义vi.趋向;易于(be likely to do);照顾;vt.照顾;护理(care for)学情诊断(1)I tend to see pictures in my mind when I am reading or listening.(句型转换)→I have a tendency to see pictures in my mind when I am reading or listening.(2)翻译句子①He tends towards selfishness. 他有自私自利的倾向。
②She tends to get angry when others disagree with her.别人不同意她的看法时,她很容易生气。
③You’d better tend to your own affairs. 你还是管好自己的事情吧!归纳拓展tend t o sb./sth.照料;照顾end to do sth./have a tendency to do sth.易于;往往会做某事tend to/towards sth.有……的趋势;倾向于tendency n.趋势;倾向have an upward tendency有向上的趋势2oppose双语释义vt.反对;反抗;与(某人)较量(to disagree with)(1)完成句子①He opposed_their_building a new hall. 他反对他们修建新礼堂。
②His daughter is very athletic as_opposed_to his son, who is cleverer.他女儿擅长运动,与此相对,他儿子则头脑更聪明。
(2)During the discussion, many members were _______my proposal, which upset me greatly.A.objecting B.objected to C.opposing D.opposed to 答案 D解析be opposed to反对……,固定短语。
高中英语选修六unit4 global warming要点解析
高中英语选修六unit4 global warming要点解析随着工业化、城市化的发展,人类对环境的破坏日益严重,全球变暖成为一个备受关注的问题。
在高中英语选修六的教学中,unit4 global warming是一个重要的话题,涉及到了环境保护、气候变化、能源利用等多个方面。
本文将从以下几个方面进行解析。
一、词汇与短语在学习unit4 global warming的过程中,学生需要掌握一些与环境保护、气候变化、能源利用等相关的词汇和短语,例如:1. global warming:全球变暖2. climate change:气候变化3. greenhouse gases:温室气体4. carbon dioxide:二氧化碳5. fossil fuels:化石燃料6. renewable energy:可再生能源7. solar power:太阳能8. wind power:风能9. hydroelectric power:水力发电10. deforestation:森林砍伐二、文章结构在学习unit4 global warming的文章时,学生需要掌握文章的结构,了解作者的写作意图和思路。
一般来说,文章的结构包括开头、主体和结尾三个部分。
1. 开头:一般用一两句话引出话题,概括文章主要内容,引起读者的兴趣。
2. 主体:主要分为两个部分,第一部分阐述全球变暖的原因和影响,第二部分介绍如何减缓全球变暖的措施。
3. 结尾:一般用一两句话总结文章内容,表达作者的态度和观点。
三、文章内容在学习unit4 global warming的文章内容时,学生需要掌握以下几个方面。
1. 全球变暖的原因:全球变暖的主要原因是温室气体的排放,其中二氧化碳是最主要的温室气体。
二氧化碳的排放主要来自于化石燃料的燃烧、工业生产、交通运输等活动。
2. 全球变暖的影响:全球变暖会导致海平面上升、极端天气增多、生物多样性减少等问题,对人类和自然环境都会带来严重的影响。
选修六unit4Globalwarming词汇讲解
subscribe to … 订阅(报纸或杂志);同意,赞同……;向……捐款 subscribe for … 认购(股票) subscription n. 订阅费
选修六unit4Globalwarming词汇讲解
Chris subscribes to an environmental action group. 克里斯定期捐款给一个环保行动组织。 We don’t subscribe to the view that we have failed. 我们不同意我们已经失败了的观点。
6.tend v.
tendency n. 倾向
=look after; have a tendency to do sth.
Jane tends to become angry if you disagree with her.
It tends to rain here a lot in summer.
Quantities of water _w__e_re_wasted in our daily life.
大量的水在我们的日常生活中被浪费。
A large quantity of water__i_s_ needed urgently
here. 这儿急需大量的水。 选修六unit4Globalwarming词汇讲解
come up
选修六unit4Globalwarming词汇讲解
3.Random adj. 随意的,胡乱的 Because he was not listening, he made a random answer to the teacher’s question. He took a flower at random, put down 5 dollars and walked out of the shop straight away.
新课程高考英语专题复习考点总结详解版Unit 4Global warming
Unit 4 Global warming1.atmosphere n .大气;气氛 2.recycle v .回收利用 3.unbearable adj .难以忍受的 4.decline v i .减少;降低;下降 5.undertake v t .承担;从事;负责6.arouse people's awareness of environmental protection 提高人们的环保意识 7.bring... under control 控制 8.die out 灭绝9.white pollution 白色污染 10.from bad to _worse 每况愈下 11.be faced with 面临12.do what we can to_do sth.做我们能做的一切去做某事 13.reduce pollution 减少污染 14.throw away 丢弃15.in harmony with nature 与自然和谐相处1.There_is_no_doubt_that the earth is becoming warmer and that it_is_human_activities_that have caused this global warming.毫无疑问,地球正变得更加暖和,全球变暖正是人类活动所致。
2.We'll have nowhere to live in the future unless we take_action_to_protect the earth now. 如果我们现在不采取措施来保护地球,将来我们会无处生存。
3.It_is_well-known_that the global water shortage is becoming increasingly severe mainly due to global warming.众所周知,由于全球变暖,全球水资源短缺问题正变得日益严重。
高二英语Unit 4 Global warming词汇
得夺市安庆阳光实验学校Unit 4 Global warmingI. Phrases1. global warming 全球气候变暖2. a supply of /supplies of 大量的3. depend on 依靠4. human activity 人类活动5. a natural phenomenon 自然现象6. be trapped in... 被困在……7. a quantity of/quantities of + n. 大量的8. result in 导致..result from 原因是..9. as a result = in consequence 因此as a result of =in consequence of 由于…的缘故10. build up 逐渐建立11. keep on 保持12. make a difference 有影响;有关系make no difference 对……没有影响;不重要13. put up with… 忍受14. as/so long as 只要15. and so on 等等16. glance at… 很快地看……一眼..17. on the whole 大体上18. compare…to.../compare….with 与…相比19. come about 发生(不及物)come across偶遇;穿过come back回来come down降下;减低come in进来;到达come out出来;come up上来;被提出讨论;发芽come up with追上;赶上come to 结果达到;苏醒20. heat up 受热21. up to 多达; 比得上22. in the years ahead 今后一些年里23. carry out 执行24. decrease by 下降了……decrease (from …) to (从……)下降到25. greenhouse effect 温室效应II. Sentences1. That probably does n’t sound very much to you or to me but it is a rapid increase compared to most natural changes.这对你我来说很可能是无所谓的,但是跟多数自然变化相比较而言,这却是一种快速的增长。
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Unit 4 Global warming全球变暖一、词汇about发生;造成注意:(1)come about是不及物动词短语,不能用于被动语态,常指情况不受人控制的突然发生。
有时用it作形式主语,that从句作真正主语。
(2)表示“发生”的词或短语有:happen,occur,take place,break① Many a quarrel comes about through a misunderstanding.② The moon came out from behind the clouds.③ I’ll let you know if anything comes up.④ I’ll come over and see how you are coming along.⑤ I came across an old friend yesterday.⑥ When she came to, she couldn’t recognize the surroundings.① I subscribe to your suggestion.② Which magazine do you subscribe to?③ He subscribed his name to the paper(文件).④ He subscribed a large sum to the poor students.n.量;数量① It’s cheaper to buy goods in quantity / in large quantities.② A large quantity of silk is sold in Japan.③ A large quantity of drugs are found in his home.④ Large quantities of rain are needed in this area.① He tends to get angry when others disagree with her.② His views tend towards the extreme(极端).③ He was tending (to) his son when I saw him in the hospital.④ Jane is nice but has a tendency to talk too much.=Jane is nice but she tends to talk too much.① The price of the new house in our area has gone up by 1,000 yuan per square meter(平方米)。
That is(也就是说)it has gone up to 5,000 yuan per square meter.② The wind has gone down a little.④ The country has gone through too many wars.⑤ We all go in for winter sports.⑥ New buildings are going up everywhere.⑦ We have no beer left, so you have to go without it.⑧ The actor had to go over his lines(台词) many times before he got them right.in 导致同义词汇:cause, lead to, contribute to, bring about, give rise① His illness resulted from bad food.② He was late as a result of the snow.③ As a result, he had to leave.④ The driver’s careless driving resulted in the death of five passengers(乘客).opposed to反对……(to为介词)同义词汇:be against, object to;① Most of the students oppose having classes on Sunday.② Most people are opposed to smoking in the public places.③ I am strongly opposed to the idea of moving abroad.① Iraq(伊拉克)is still in a state of unrest(动乱) in consequence/ as a consequence of the Gulf war(海湾战争).② I overslept(睡过头), and in consequence/ as a consequenceI was late for work.③ Consequently, there is a strong possibility that life can arise(出现) on other planets(星球).① He stated that he had never seen the man.② It is stated that more than 30 people were killed in the accident.③ A government spokesperson(发言人)made a statement to the press(新闻界).④ She is in a state of poor health, which worried her parents much.⑤ She was in a terrible state when we arrived.① Students have a wide range of interests.② The animal is still out of/beyond (in/within) range of my gun.③ The price of the house is within our range.④ The library has ranges of books.⑤ The children ’s ages range from 8 to 15(range between 8 and 15).① When the teacher came in, they still kept on talking.② Nothing can keep him from carrying out(实施) the plan.③ The boss kept him working all day.④ She tried to keep back her tears.⑤ Keep your hands off my dress.⑥ Close the door to keep the dog out.⑦ We sang songs to keep up our spirits when we were marching (行进).⑧We must keep up with the development of the society.vi.看一下;扫视 n.一瞥① He glanced at the envelope(信封)and recognize his uncle’s handwriting.② He glanced through/over the newspaper.③ She glanced round the room before she left.④ At first glance the problem seemed very easy.⑤ Can we just take a glance at some of your products(产品)?扩展:表示“看”的短语stare at瞪着眼注视 glare at怒目而视gaze at(长时间无意识)凝视 glimpse at(无意识)瞥见① Our opinions are on the whole the same.② I analyzed his words as a whole.③ In general, our cars are reliable.adj.平均的① An average of two students is absent each day.② Tom’s work at school is above (the) average.③ Though he works hard, his marks(分数)are still below the average.④ On average, over 8000 people come to Zhouzhuang a day.n.生存;存在① The company came into existence in 1918.=The company was brought into existence in 1918.② The elephant is the largest land animal (陆上动物)in existence.① On behalf of the school I would like to thank you all.② He was represented in the court(法庭)by a famous lawyer.① I’m not going to put up with their smoking any longer.② She washed the cups and put them away.③ He put up a picture on the wall.④ She put aside a lot of money for her retirement(退休).⑤ Let me put down your telephone number in case I forget in.⑥ Tom decided to put in a new character(人物) in his story.① So long as / As long as you have confidence in yourself, you’ll win.② --Our holiday cost a lot of money.--Did it? Well, that doesn’t matter as long as you enjoyed yourselves.① Under / In the circumstances he felt unable to accept the job.② Under no circumstances should you lend him any money.① The doctor makes a great contribution to the public health.② Plenty of fresh air contributes to good health.③ Many people contributed money to the poor child, which contributed to his returning to school. A writer wrote a story about it and contributed it to a newspaper.二、必会重点句型1.状语从句的省略省略成分:从句主语+be适用从句:时间、条件、让步等状语从句省略条件:主从句主语一致且从句谓语为be,或从句主语是it,且从句谓语含be2.同位语从句的用法与名词的关系:同位关系功能:对名词(多为抽象名词)进行解释说明引导词:that, what,which, who,when,where,why, how,whether抽象名词:news, idea, fact, promise, hope, belief, question, doubt等3.“名词/代词/数词+of+which/whom”,一般引导非限制性定语从句,指人用whom,指物用which,相当于“of+which/whom+名词/代词/数词”4.过去分词(短语)作定语的用法①可表被动和动作已完成;②单个过去分词做定语时多前置,过去分词短语作定语时多后置;③过去分词短语作后置定语可转化为定语从句.5.“为某人提供某物”的表达法:offer sb. sth.=offer sth. to sb.provide sb. with sth.=provide sth. for sb.supply sth. to sb.=supply sth.6.“leave+宾语+宾补”结构中宾补可是以下成分:①过去分词(表被动、完成)②现在分词(使某人或某物一直……)③名词(使某人或某物成为……)④形容词/副词/介词短语(使某人或某物处于某种状态)7.常见if型省略结构if+形容词:if necessary(如果必要的话),if possibleif+过去分词:即在if与分词之间省略主语和beif+not:其可以视为一个否定的条件状语从句的省略if+so:如果这样/那样的话if+代词:if anyone, if any, if anything等if +ever:如果有过的话。