人教版高中英语必修二Unit 4 Wildlife protection语言点教学案含答案.docx
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1、Unit 4 Wildlife protection语言点目标认知重点词汇: mercy,affect,decrease, loss, reserve,hunt , contain,certain,appreciate,succeed重点短语:die out,protect.from.,pay attention to,in danger重点句型:1.“主语+be+形容词+to do”结构。2. It will be long before+从句知识讲解重点词汇【高清课堂:词语精讲】mercy【原句回放】Farmers hunted us without mercy. 农民们毫不留情的猎杀我们
2、 【点拨】1. mercy ( cn ./un.) 仁慈;宽容;怜悯 They showed mercy to their enemies. His death was a mercy.The ship was at the mercy of the storm.Mercy (on us)! What a noise! mercy killing 2. Adj. merciful 仁慈的,宽容的。She was merciful to the prisoners. This judge is merciless towards anyone found guilty of murder. 3.
3、 Adv. mercifully The play was very bad, but mercifully it was also short! 【拓展】at the mercy of sb. /sth. 任处置;对无能为力;任由摆布throw oneself on sbs mercy 指望某人能宽容without mercy 残忍地affect【原句回放】It contains a powerful drug which affects mosquitoes. 它含有一种影响蚊子的强效药物【点拨】affect (Vt.) 影响;使感动。 The change in climate may
4、affect your health. Their opinion will not affect my decision. Cancer had affected his lungs. We were deeply affected by the news of her death. She affected a foreign accent.辨析:affect, effect, affectionAlcohol affects drivers concentration.Alcohol has a very bad effect on drivers.He felt great affec
5、tion for his sister.Africa has always had a special place in my affections.【拓展】Have/produce an effect on 对有影响come into effect 生效;实施be of no effect 无效的;无用的decrease【原句回放】If their habitat is threatened or they cannot find enough food,their numbers may decrease如果它们的栖息地受到威胁或它们不能找到足够的食物,它们的数量就会减少。【点拨】decr
6、ease v. & n. (1)vi. & vt. 降低,减少,使(变小) 搭配decreasein 在方面减少from 在基础上减少to 减少到by 减少了The new unemployment figures have decreased from last month新的失业人数比上个月有所减少。The newspaper has decreased in size,but not in quality这份报纸虽然版面减少了,但质量并未降低。The member8 decreased to three hundred会员减少至300人。The members decreased by
7、three hundred会员减少了300人。(2)n. 减少,减少的数量There has been a steady decrease in population in this city这个城市的人口在不断地减少。【拓展】on the decrease 在减少特别提示decrease v. 减少近reduce v. 减少反increase v. 增加loss【原句回放】loss of bamboo growing areas 竹子生长地的丧失【点拨】loss n.(1)U损失;遗失;丧失Did you report the loss of your jewellery to the po
8、lice?你有没有把你丢失珠宝的事告诉警方?(2)损失,损坏The company suffered a heavy loss as a result of that mistake因为那次错误,公司损失惨重。Hell try his best to make up the loss他将努力弥补损失。(3)C输,未能赢 What made him unhappy was the loss of yesterdays football match昨天的足球比赛输了使他很不高兴。 【拓展】the loss of sth. 损失/丢失/输掉某物suffer a loss (of) 蒙受损失make
9、up a loss 弥补损失at a loss 不知所措,困惑lose ones way 迷路lose oneself 迷路,迷失方向;沉湎于lose ones balance失去平衡lose a game/match by ( 以之差)输掉比赛be lost in 沉迷于联想(派生)lose v. 失去;丢失;损失;输lost adj. 丢失的,失去的,输掉的loser n. 失败者4Wo long Nature Reserve卧龙自然保护区reserve【原句回放】We drove the car slowly and watched the lions in the nature res
10、erve我们慢慢驾车观察自然保护区里的狮子。(1) C保护区,禁猎区(2) C储藏,储备I must keep a good reserve of energy for tomorrows match我必须为明天的比赛储备充足的体力。I have little money in reserve我几乎毫无积蓄。(3) v. 保留Youd better reserve the money for future need你最好保留那笔钱以备将来之需。(4) v. (=book)预约,预订We must reserve two seats in the cinema我们必须在电影院预订两个座位。【拓展
11、】a forest reserve 保护林a game reserve 禁猎区in reserve 储备,备用without reserve 坦率地,毫无保留地keep a reserve of.for(=reserve sth. for)保留以备reservation n. 保留地;居留地reserved adj. 内向的;说话不多的unreserved adj. 未被预订的提示reserve容易与deserve(应得;值得)混淆。hunt 【原句回放】too much hunting in the 1950s。 20世纪50年代的过度猎杀【点拨】hunt v. & n. (1)v. 打猎,
12、猎杀Well go hunting this Sunday morning if weather permits如果天气允许的话我们周日上午就去打猎。The American natives used to make a living by hunting animals美洲土著人曾靠打猎为生。(2)v. 寻找Knowing a foreign language sometimes is a must in job hunting懂一门外语有时是找工作的必要条件。(3)n. 打猎,寻找He is on the bunt for a better job他在寻找更好的工作。【拓展】hunting
13、 n. (常作动名词和现在分词用)打猎hunter n. 猎人,狩猎者 huntress n. 女猎人go hunting 去打猎 a hunting dog猎狗a hunting ground 狩猎场 hunt for/after 追逐,寻找,搜索contain【原句回放】It contains a powerful drug which affects mosquitoes 它含有一种影响蚊子的强效药物。【点拨】contain vt. (1)包含;含有 Sea water contains salt and 11 other minerals(=Salt and 11 other mine
14、rals are contained in sea water) 海水中含有盐和其他11种矿物质。 This book contains all the information you need 这本书包含你所需要的一切资料。 (2)容纳 The hall can contain 500 people这个大厅能容纳500人。 辨析contain与include contain指作为组成部分而被“包含”或“容纳”在内。 include指作为整体中的一部分而被包括进去,用于“句子,including+被包括部分”或“句子,被包括部分+included”。 Twenty-three people,i
15、ncluding three babies,were injured in the traffic accident(=Twenty-three people,three babies included,were injured in the traffic accident) 包括三个婴儿在内,二十三个人在这次交通事故中受伤。 【拓展】container n. 容器(如瓶,箱,罐)certain【原句回放】They allowed tourists to hunt only a certain number of animals if they paid the farmers 如果游客付给
16、农民钱。他们允许游客猎取一定数量的动物。【点拨】certain adj. (1)确定的,确信的,无疑的搭配be certainto do sth. 一定会做某事of(doing)sth. 对(做)某事有把握that确信 He is certain to pass the exam. =It is certain that he wilt pass the exam他肯定能通过考试。 Im certain of his success. =Im certain that he will succeed 我确信他会成功。 (2)未指明的,若干,一些 for a certain reason为了某种
17、理由 I have a certain hesitation我有些犹豫。 Im certain that a certain Mr. Smith is asking for you. 我确定有个史密斯先生在找你。 【拓展】 make certain that. 弄清楚,弄明白 for certain确定;无疑 to a certain extent在一定程度上 辨析sure与certain易混词辨析例句sure“一定,确信”,一般用语,表示主观愿望或信念,一点也不怀疑。I felt for a time sure of his dishonesty,but this letter makes
18、me certain of his honesty我一度认为他不诚实,但这封信使我相信他是诚实的。certain语气比sure强,通常表示有明确的理由或不容置疑的事实依据。特别提示 sb. be sure / certain that.Its certain that.sb. be sure to do sth.辨析some与certain易混词辨析例句some表示不知道具体是哪一个,不可以接复数名词,如果接复数名词则表示“一些”,而不是“某个”。Ive read that story before in some book我以前曾在某书中读过那个故事。(说话人记不起书名了)certain表示
19、知道是某一个但不明确指出,后接复数名词。a certain等于some,后接可数名词单数。Ive read that story before in a certain book我以前曾在某书中读过那个故事。(说话人可能记得书名,但没讲出来)appreciate【原句回放】You should pay more attention to the rainforest where I live and appreciate how the animals live together 你们应该多关注我生活的热带雨林。并且懂得热带雨林的动物是如何在一起生活的。【点拨】appreciate v. (1
20、)(不用于进行时)欣赏,赏识;重视 You cant really appreciate foreign literature in translation 看翻译作品很难真正欣赏到外国文学原著的美妙之处。 Her family doesnt appreciate her她的家人不重视她。 (2)(不用于进行时)感激,感谢,欢迎 I would appreciate it if you paid in cash 假如你支付现金,我将不胜感激。 Your support is greatly appreciated十分感谢你的支持。 搭配 I would appreciate it if. 如果
21、,我将不胜感激。 特别提示appreciate后不接to do作宾语,可接doing或名词、代词。 appreciate通常不用于进行时态中。succeed【原句回放】What must be done if wildlife protection is to succeed? 如果野生生物保护得以成功,必须做什么?【点拨】succeed v. 成功,达到目的 搭配 succeed in(doing) sth成功地做了某事 The plan has succeeded这个计划成功了。 He succeeded in(passing) the entrance examination 他成功地通
22、过了升学考试。 【拓展】 Success n. 成功,成就 successful adj. 成功的 successfully adv. 成功地 success n. 成功的人或事重点短语die out【原句回放】As a result these endangered animals may even die out结果,这些濒危的动物甚至可能会灭绝。【点拨】die out(1)(动植物物种)灭绝This kind of bird is dying out这种鸟快要灭绝了。(2)(风俗、习惯等)逐渐消失,消灭Many traditional customs have died out beca
23、use they are out of date因为已经过时,许多传统风俗已经消失。(3)(火)逐渐熄灭The fire is dying out and youd better add some firewood火快灭了,你最好添点柴火。【拓展】die away(声音、光线、风等)逐渐平息,渐弱die off(家庭、种族等)相继灭亡,(草木)先后枯死die down(火、兴奋程度等)渐弱,渐息;(=die away)(光线、声音等)变弱,消失die from 因致死(外因,常指情感、疾病之外的原因造成的死亡)die of 因而死,死于(内因,常指情感、疾病等原因造成的死亡)die a.dea
24、th 死得(death前可用形容词)辨析die away,die out,die off与die down易混短语辨析例句die away(声音、光线、风等)逐渐平息,渐弱The wind had died away by dusk黄昏时风逐渐停息了。die out(家庭、物种等)死亡、灭绝Many old customs are gradually dying out许多旧习俗在日渐消失。die off(家族、种族等)相继死去;(草木)先后枯死The leaves of the tree are dying off树上的叶子正相继枯死。die down(火、兴奋程度等)渐弱、渐息;(=die
25、 away)(光线、声音等)变弱、消失The noise had died down喧闹声逐渐消失了。protect.from.【原句回放】Im protecting myself from mosquitoes 我使自己不被蚊子叮咬。【点拨】protect.from. 保护使不受(伤害),相当于protect.against.,from / against是介词,后接名词、代词、动名词。 He is wearing sunglasses to protect his eyes from the strong sunlight他戴着太阳镜以遮挡强烈的太阳光线。 A new material w
26、as painted to protect the roof from rain 涂上一种新材料以使屋顶防雨。 【拓展】 keep sb. from doing stop sb. (from)doingprevent sb. (from)doing阻止某人做be kept / stopped / prevented from doing 被阻止做(from不能省)pay attention to【原句回放】You should pay more attention to the rainforest where I live and appreciate how the animals liv
27、e together 你们应该多关注我生活的热带雨林。并且懂得热带雨林的动物是如何在一起生活的。【点拨】pay attention to注意 pay attention to中attention没有复数,其前可以用修饰不可数名词的数量词,不能用冠词、所有格等限定词,to是介词,后接名词、代词、动名词作宾语。 A great deal of attention has been paid to protecting the environment人们已经对保护环境投入很多注意力了。 You speak English well,but youd better pay more attention
28、 to your written English 你英语讲得很好,但最好对书面英语多加注意一下。 【拓展】 May I have your attention,please?(=Attention,please!) 请注意! drawattractcatchget ones attention to 吸引某人对某事的注意 fixfocus ones attention on将注意力集中于 devote ones attention to专心致志于 listenwatch with attention注意听观察 Stand at attention(=Attention!)立正!提示以上短语中的
29、to,on皆为介词,后接名词、代词、动名词。in danger【原句回放】Why are they in danger of disappearing? 它们为什么处于灭绝的危险中?【点拨】in danger处于危险中 The little boy was once in danger of losing his sightWhich doctor helped him out of danger? 那小男孩曾经处于失明的危险中,是哪位医生帮助他脱离危险的? 辨析dangerous与in danger dangerous是指人、物、事态可能引起危险,对别人构成威胁。in danger是指人或物
30、本身处于危险中,受到外来的威胁。 提示danger表示抽象意义的“危险”时,是不可数名词,表示具体意义“危险的人/物”时,是可数名词。【拓展】 dangerous adj. 危险的 safe(反义)adj. 安全的 danger n. 危险 safety(反义)n. 安全 endanger v. 危及 endangered adj. 濒危的 in no danger 没有危险 out of danger脱离危险 full of danger充满危险 help.out of danger 帮助脱离险境 There is a danger of. 有的危险 a danger to. 对很危险重点句
31、型1.“主语+be+形容词+to do”结构。【原句回放】When scientists inspected the bones,they were surprised to find that these dinosaurs could not only run like the othersbut also climb trees科学家们观察他们的骨头时,惊奇地发现它们不仅跟其他恐龙一样能跑。而且还能爬树。【点拨】they were surprised to find是“主语+be+形容词+to do”结构。 (1)“主语+be+形容词+to do”这一结构中的形容词往往是表示心理活动的,
32、接不定式时,不定式的逻辑主语是句子的主语,主动用to do;被动用to be done。 Im so glad to meet you here很高兴在这里见到你。 Your parents will be pleased to receive your present 你父母将很高兴收到你的礼物。 (2)“主语+be+形容词+to have done”强调动作完成或在过去发生。 John Was pretty surprised to have received such an invitation 收到这样一份请柬,约翰感到相当惊奇。 We were disappointed to hav
33、e been told that the match had been cancelled被告知比赛取消的消息后,我们很失望。 (3)“主语+be+形容词”后也可以接从句。 The teacher Was angry that all the students had made the same mistake老师很生气因为所有的学生都犯了同样的错误。【拓展】 用于这一句式结构的形容词有surprised,moved,disappointed,pleased,happy,sad,delighted,sorry,interested,glad,worried,eager,anxious,angr
34、y等。2. It will be long before+从句【原句回放】They lived on the earth tens of millions of years ago,long before humans came into being and their future seemed secure at that time它们生活在人类还未出现的数千万年以前,那时它们的未来看起来一片光明。【点拨】long before 早在。很久之前It will be long before+从句(一般现在时),表示“要过很久才。” ;如果表示“没过多久就。”,在will 后加not ; It
35、 was long before+从句(一般过去时,过去将来时),表示“过来很久才。”How long will it be before leaves the army ?还要多长时间才能离开军队(退役)?It will not be long before we can meet again.离我们下次再见面的时间不会很久。Well now! It will not be long before hes marry to one of the gal here.嗯,这一来,不久他就要和这里一位女士结婚了。Well now! It will not be long before hes ma
36、rry to one of the gal here.嗯,这一来,不久他就要和这里一位女士结婚了。Well now! It will not be long before hes marry to one of the gal here.嗯,这一来,不久他就要和这里一位女士结婚了。Well now! It will not be long before hes marry to one of the gal here.嗯,这一来,不久他就要和这里一位女士结婚了。Well now! It will not be long before hes marry to one of the gal he
37、re.嗯,这一来,不久他就要和这里一位女士结婚了。Well now! It will not be long before hes marry to one of the gal here.嗯,这一来,不久他就要和这里一位女士结婚了。【拓展】before long 不久以后,相当于soon after, shortly after. 它既可以指将来,也可以指过去,所以可与过去时或将来时连用。I hope to go there before long. 我希望不久就能去那儿。long ago 很久以前巩固练习词汇练习:词形变化1)._(vi.)回答,响应,做出反应_ (n)2)._(adj.)
38、远的, 远处的。_(n.)3)._ (n.)痛苦减轻或解除。_(vt.)使减轻或解除。4)._(vt.)包含,容纳,容忍。_(n.)容器5)._(vt.)影响,感动,侵袭_ (n.)喜爱,感情_(n)影响6)._(vt.)接替,继任,成功_(n.)_ adj._7)._(vt.)雇佣,利用时间精力。_n.雇员,雇工_ n.雇主。_ n.雇用使用。8)._(n./ vt.)损害,危害。_ adj.9)._n.胃 _(n. pl)高频短语.1以致于;结果 _2灭绝_ _3. 和平,和睦,安祥地_4处于险境_5保护不受危险 _6注意_7形成;产生 _ 8不久前_9很久以前 _10不久以后_11转身
39、_12申请被允许做某事_13醒来 _14茂密的森林_15浓烟 _ 16穿上衣服_17如释重负;松了口气_18按照;根据所说_19突然笑起来_20。对-有影响_重点句式.1 This is _ wildlife protection is all about . 这就是野生动物的保护。 2 Please take me to a distant land _ -请带我一个-遥远的地方去。3 But _ an experience ! 但是这是一次多么有趣的经历。4 When scientists _ the bones , they were surprised to find that -当科
40、学家们检查那些骨头时,他们惊奇地发现-课文完形: 根据课文内容完成下面语法填空,注意单词拼写和词语用法:Daisy desired to help 1 (endanger) species of wildlife because a large number of animals are dying 2 . One day, a flying carpet took her to a 3 (遥远) land, 4 she could find antelopes 5 gave fur to make sweaters. Then she met an elephant in Zimbabwe
41、and was told that elephants used to be hunted without 6 . But now people know the 7 (重要) of wildlife 8 (protect).单词拼写:1. Most people are afraid of w_ animals.2. The p_ of the old buildings is poor.3. It is hard for the graduates to a_ for ideal jobs.4. China is becoming a p_ country in international
42、 affairs.5. The story of Hong Zhanhui a _ millions of Chinese.6. Why are pandas in d_ of disappearing?7. He is wearing sunglasses to p_ his eyes from the strong sunlight.8. They tried their best to bring the new law into e_.9. Why are they in danger of d_?10. One home in China is in Wolong Nature R_
43、, Sichuan Province.11. Another problem is the l_ of bamboo.12. The number of South China tiger has risen from very few to about 60 after being left in p_ with no hunting.13. What do you s_ we (should) do to protect wildlife?14. We are killed for the wool that is taken from under our s_.15. More a_ s
44、hould be paid to improving the living condition of farmers.16. I have not heard from her r_.17. It was as f_ as tiger.18. Sea water c_ salt.19. He is the l_ boy in the family.20. Poverty and ignorance are e_ of progress.选词填空短语填入每个句子的空白处(注意所填短语的形式变化):die out as a result (of) in peace in danger protec
45、tfrom pay attention to come into being 1 The new country _ only two years ago.2 He fell far behind other students _ laziness. 3 The government is doing its best to _ those rare animals _ being hunted. 4 I had warned him of the possible danger, but he didnt _ it. 5 Elephants would _ if men are allowe
46、d to shoot as many as they wished. 6 Childrens lives are _ every time they cross the road. 7 The two communities live together _. 句型巩固1你的相册里有多少张照片,包括上星期拍的。 How many photos does your album _ _those taken last week?2In winter , he _ _ (过去常常)cover his ears with his hands in order to _ them _ cold (保护)3
47、由于连续降雨,河堤面临危险。 _ _ _ continuous rain, the river banks were _ _4. Mary feels like standing _ _ _ _ _ _(双手插在口袋里)5 你怎么可以让机器开着就离开车间呢? How come you left the workshop _ _ _ _ . 6. the invention of the computer _ _ a great _ _ (已大大影响了)the young generation, totally changing their way of life . 单句改错1.The mac
48、hine is used to working for man. 2.She married the man because what he had done for her. 3.A hundred of people attended the meeting last night. 4.Tell me how long she will be back, in ten days or a week? 5.What did you do in the evening of May Day? 6.“You will be late for school unless you will get
49、up at five.” said mother. 7.It is much easy to make plans than to carry them out. 8.Thanks the teachers help, I have made great progress in my English study. 9.People both at home and abroad have been great helped by the new computer. 10.The computer is an useful machine that can do many things for
50、us. 单项选择 从A、B、C、D四个选项中,选出可以填入空白处的最佳选项。1(2009年全国高考)Its high time you had your hair cut;its getting _ Atoo much long Bmuch too long Clong too much Dtoo long much2Wouldnt it be _ wonderful world if all nations lived in _ peace with one another?Aa;/ Bthe;/ Ca;the Dthe;the3(天津高考)A good story does not nec
51、essarily have to have a happy ending,but the readers must not be left _ Aunsatisfied Bunsatisfying Cto be unsatisfying Dbeing unsatisfied4(湖北高考)Although the wind has _,the rain remains steady,so you still need a raincoat Aturned up Bgone back Cdied down Dblown out5Everyone present was_ a loss to kno
52、w what to say Ain Bon Cat Dto6I hear Jack was once _ of losing his life Yes,but now he is _ Ain danger:out of danger Bin the danger;out of the danger Cin the danger;out of danger Din dangers;out of the danger7_ the terrible scene of the traffic accident,the little boy burst out crying AAt seeing BOn
53、 seeing CTo see DSeen8Take things easy! The new secretary will relieve us _ some of the paper work Aof Bfor Cfrom Dby9Everyone cant help _ on heating the funny story Abursting into laughing Bbursting out laughing Cburst into laughter Dburst out laughter10Great attention must be paid _ education,espe
54、cially in the countryside Adevelop Bto develop Cto developing Ddeveloping11I never thought such a little child could succeed _ with such a troublesome case Ain dealing Bto deal Cdealing Dof dealing12(2009年上海)Bill suggested _ a meeting on what to do for the Shanghai Expo during the vacation Ahaving B
55、to hold Cholding Dhold13The police are _ the lost boy in the forestAsearching Bhunting for Cfinding Dlooking up完形填空Shopping habits in the United States have changed greatly in the last quarter of the 20th century. _ 14 _ in the 1900s most American towns and cities had a Main Street. Main Street was
56、always in the heart of a town. This street was _15_ on both sides with many various_16 _ Here, shoppers walked into stores to look at all sorts of goods: clothing, furniture, hardware, groceries. 17 , some shops offered 18 . These shops included drugstores, restaurants, shoe-repair stores, and barbe
57、r or hairdressing shops. 19 in the 1950s, a change began to take place. Too many cars had crowded into Main Street while too few parking places were 20 to shoppers. Because the streets were crowded, merchants began to look with 21 at the open spaces outside the city limits. Open space was what their
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