选修6-unit4-A-Global-Warming知识点.doc

Book 6 Unit 4 A Global Warming
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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(to) 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
2 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。
归纳拓展
oppose A against/to B把A与B相对照或相比,oppose doing sth.反对做某事,be opposed to反对,as opposed to与……相比之下；与……对照而言
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双语释义 vi.看一下；扫视(look quickly)；n.一瞥(a quick look)
学情诊断
(1)完成句子
①At_first_glance the problem seemed easy. 乍一看问题似乎很简单。
②I could see at_a_glance that it wasn’t the work of Xu Beihong.
我一眼就能看出这不是徐悲鸿的作品。
(2)He ________the envelope and recognized his father’s handwriting.
A．stared at B．glared at C．looked at D．glanced at 答案　D
解析　句意为：他瞥了一眼信封，认出是他父亲的笔迹。stare at 盯着看；glare at怒视；look at 看；glance at 瞥一眼。由句意可知选D项。
归纳拓展
glance at/down/over/through 浏览，粗略地看
give/take/have a glance (at)匆匆一看；扫视
at first glance乍看之下；乍一看
at a (single)glance (只)看一眼；一眼；立刻
易混辨析　glance，glare，stare
glance指快速地看某人或某物一眼，强调动作。
glare指怒视。
stare指由于害怕或吃惊而睁大眼睛注视某人或某物。
活学活用
用glance，glare，stare的适当形式填空
(1)The boy stared at the broken glass he dropped on the floor，and didn’t know what to do.
(2)She glanced shyly at him and then lowered her eyes.
(3)He didn’t shout；he just glared at me silently.
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双语释义 adj.平均的； 普通的(normal)；典型的(typical)；n.平均数；平均水平；v.平均为；计算出……的平均数(be equal to...as an average)
学情诊断
(1)用适当的介、副词填空
①If your grades are above average，you shall get a reward.
②Four hundred people a year die of this disease on average.
③Temperatures are above/below average for the time of year.
(2)Last year the number of students who graduated with a driving licence reached 200,000, a (n)________of 40,000 per year.
A．average B．number C．amount D．quantity 答案　A
解析　句意为：去年获得驾照的毕业生的数量达到了20万人，平均每年四万人。average平均数，符合句意。number数字；amount数量；quantity数量。
归纳拓展
the average of ... ……的平均数
on (the/an) average平均
above(the) average在平均水平之上
below(the) average在平均水平之下
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双语释义 v．订购，订阅(pay regularly to get a copy of...)；捐助，出资(donate)；签名
学情诊断
(1)翻译句子
①I have subscribed to a weekly magazine. 我已订阅了一种周刊。
②I couldn’t subscribe to your opinion more. 我非常同意你的观点。
(2)He did not ________to my proposal，so I’m not pleased.
A．subscribe B．devote C．promise D．describe 答案　A
归纳拓展
subscribe to a newspaper订阅报纸,
subscribe to an action group捐款给一个行动组织
subscribe to an idea/a view/an opinion赞同
支持某种看法、观点及意见
subscribe one’s name to 签名于……
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双语释义 发生(happen)；造成
学情诊断
(1)用适当的介、副词填空
①The dictionary is being printed and it will soon come out.
②This was a really difficult question，but a little boy came up with a good answer.
③I came across an old friend at the party last night.
④The amount owed comes to $40.50.
(2)It’s already 10 o’clock.I wonder how it________that she was two hours late on such a short trip.
A．came over B．came out C．came about D．came up 答案　C
归纳拓展
How did it come about that...？某事是怎么发生的？
come across邂逅，偶遇；被理解，被弄懂
come on快点；加油；得了吧
come out出版；开花；显露
come over拜访
come to合计，共计；结果达到；恢复知觉
come up走近；上来；发生，出现；长出地面；被提及，被讨论
come up with提出(答案、办法等)
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双语释义 造成；导致(lead to)
学情诊断
(1)同义词语替换
Scientists predict the sea levels will rise as_a_result_of global warming.as_a_consequence
of/because_of
(2)一句多译
他因受重伤而死亡。
①He_died_as_a_result_of_serious_injuries.
②Serious_injuries_resulted_in_his_death.
③His_death_resulted_from_serious_injuries.
(3)Any damage________negligence must be paid for by the borrower.
A．resulting in B．resulting from C．resulted from D．resulted in 答案　B
归纳拓展
result from由……造成；因……发生
as a result of/as a consequence of作为……的结果；由于
as a result结果,without result毫无结果，徒劳
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双语释义 忍受，容忍(tolerate；stand)
学情诊断
(1)完成句子
①I’ll_have_to_put_up_with_the_noise till I move next week.我下周就要搬了，在此之前，我还是得忍受这种噪音。
②That woman has a lot to_put_up_with.
那个女人有许多烦恼要忍受。
③It isn’t easy to_put_up_with_people_who_are_impolite.容忍没有礼貌的人是不容易的。
(2)To make a living，they are willing to ________ many of the disadvantages of city life such as crime，heavy traffic and pollution.
A．put up B．put off C．put up with D．put away 答案　C
解析　句意为：为了生存，他们愿意忍受城市生活的许多缺点，诸如犯罪、繁忙的交通和污染问题。put up with忍受。
归纳拓展
can’t stand(sb.) doing sth.无法忍受(某人)做某事
can’t bear doing/to do sth.无法忍受做某事
重点句式
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只要你在使用电器设备，你便可以把它开着。如果不用就把它关掉！

学情诊断
(1)同义词语替换
You can go out to play so_long_as you stay in the back yard.as_long_as/only_if/on_
condition_that
(2)单项填空
①My parents don’t mind what job I do ________ I am happy.
A．even though B．as soon as C．as long as D．as though 答案　C
解析　even though即使；as soon as一……就……；as long as只要；as though似乎，好像。句意为：只要我快乐我父母不介意我做什么工作。
②—Our holiday cost a lot of money.
—Did it？Well，that doesn’t matter _______ you enjoyed yourselves. (2010·江西，22)
A．as long as B．unless C．as soon as D．though 答案　A
解析　句意为；——我们的假期花了很多钱。——是吗？只要你们玩得开心，那也就没有关系了。as long as只要；unless除非；as soon as一……就……；though尽管。此处as long as引导条件状语从句，符合句意。
归纳拓展
so/as long as只要
on condition that条件是……
only if只有,as long as长达
as far as远达
as good as几乎；与……几乎一样
as much as与……一样多；和……同等程度

2. Without the “greenhouse effect”， the earth would be about thirty­three degrees Celsius cooler than it is.
如果没有温室效应，地球会比现在冷大约33摄氏度。

学情诊断
(1)Without your help，I couldn’t_have_worked_out_the_problem yesterday.
如果没有你的帮助，昨天我就不能解决这个问题。
(2)单项填空
①Without the Communist Party of China，________China.
A．there were not B．there would be no C．there will be D．there hadn’t been
②But for the Party’s policy, we________such a happy life.
A．will not lead B．can not lead C．do not lead D．could not lead 答案　D
归纳拓展
(1)介词和介词短语without(没有)，but for(如果不是)可
以表示含蓄条件句，相当于一个if引导的虚拟条件句。
(2)连词but，otherwise 也可以引出含蓄条件句。
写作句组　满分作文之佳句背诵
a．Obviously，without the help of the whole society，there would be no new school today. (2011·福建)
b．Without your help，I couldn’t have made so much progress in English.(2009·山东)

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