2022年高中英语必修二Unit知识点2.docx

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1、精选学习资料 - - - - - - - - - 学习必备 欢迎下载Unit 4 Wildlife protection 【短语归纳】：1.die out 灭亡；逐步消逝2.in peace和平地；和谐地；安祥地3.in danger of 在危急中；垂危4.in relief 如释重负；松了口气5.burst into laughter突然笑起来；大声笑了出来6.protect.from 爱护 不受 危害 7.pay attention to留意 9.according to 依据；依据 所说【学问点总结】：1.Their numbers may decrease.e into being形

2、成；产生 10.so that以致于；结果decrease vi. & vt. 削减；（使）变小或变少decrease to 削减至 decrease by 削减了 e.g. By 1881, the population of Ireland had decreased to 5.2 million. Student numbers have decreased by 500. 拓展：reduce to/reduce by削减到 /削减了 increase to /increase by 增加到 /增加了 2. As a result these endangered animals may

3、 even die out.e.g. How did the dinosaur die out. die out 灭亡、灭亡 die of 死于 （通常指疾病、衰老等内因）e.g. Her grandfather died of cancer. die from 死于 （通常指交通事故等外因） e.g. Many villagers from snake bites. die away （声音、风、光线等）渐息,渐弱 e.g. The sound of the car died away in the distance. die down （渐渐）熄灭,安静下来 e.g. The fire i

4、s dying down. die off 相继死去 e.g. The deer in the forest are all dying off from disease. 拓展： be dying for 很想要；希望 e.g. She is dying to see you. be dying to do sth.极想干某事3.Why are they in danger of disappearing. in danger在危急中,垂危 in danger of 有 的危急e.g. We were warned that we were in danger. out of danger脱

5、离危急4. Farmers hunted us without mercy.mercy n慈爱；宽恕；怜悯 ask/beg for mercy恳求宽恕 show mercy to/have mercy on 怜悯/怜悯/可怜 with mercy 慈爱地without mercy 残酷地；毫不留情地名师归纳总结 - - - - - - -第 1 页,共 4 页精选学习资料 - - - - - - - - - 学习必备 欢迎下载at the mercy of任由 摆布It is a mercy that. 真是万幸 e.g. She begged the president to have me

6、rcy on her husband. The poor cat is at the mercy of the naughty boy. 5.They allowed tourists to hunt only a certain number of animals if they paid the farmers. certain adj. 确定的；肯定的；某一 1be certain of/ about sth.：对 有把握（ =be sure of/about sth.）be certain to do sth.：肯定会做 to a certain extent：肯定程度上for cer

7、tain=for sure 无疑地；确定地 弄清晰；弄明白It is certain that：确定,肯定会 .（不能说 It is sure that）e.g. We are certain to have a good time at the party tonight. It is certain that something is wrong with the machine 6.Im protecting myself from mosquitoes. protect.from.爱护 不受 危害 protect.against爱护 以防 强调较大的事情,如敌人的入侵、天灾等 keep

8、宾语 from doing stop宾语 from doing prevent宾语 from doing 阻挡 做某事留意：被动语态里 from 均不行省去,而在主动语态中,与 stop/prevent搭配的 from可以省略；7.It contains a powerful drug which affects mosquitoes. contain vt. 包含；容纳；克制 剧烈的感情等 ；抑制contain oneself克制自己container n.容器；集装箱；货柜易混辨异 contain, include, including, included 1 contain 意为 “包含

9、；容纳；里面装有 ”,侧重 “整体内有 ”,在某一范畴或容器 内能容纳某物； 其宾语与主语常是同位关系, 不用于进行时态； 此外,contain 仍有 “掌握,克制 ”之意；2include 意为“包含；计入；包括 ”,只能用于表示所包含之物中的一部分,其后 的宾语往往是主语的一部分；3including 可以作介词连接介词短语,放在所包括的东西之前；4included 是过去分词性质的形容词,放在所包括的东西之后；e.g. She was too angry to contain herself. The hall can contain/hold/admit 3,000 people. M

10、any people like tennis, including me/me included. 8.affect vt.影响；感动； 疾病 侵袭名师归纳总结 1be greatly/deeply affected by被 深深打动第 2 页,共 4 页- - - - - - -精选学习资料 - - - - - - - - - be affected by heat/cold 学习必备欢迎下载中暑 /着凉be affected with high fever 发高烧 2affection n. 宠爱；感情3effect n.作用；影响take effect 生效have an effect

11、on 对 产生影响e.g. The disease is beginning to affect her eyesight. 9.You should pay more attention to the rainforest where I live and appreciate how the animals live together. attention n.留意力；留意,留心pay/give attention to 留意吸引某人的留意力fix/focus ones attention on 集中留意力于 用心于turn ones attention to 将留意力转向 e.g. Th

12、e teacher told the student to pay attention to his spelling. 10.appreciate vt.观赏；感谢；意识到appreciaten./pron./v-ing 观赏 /感谢 I would appreciate it if. 假如 我将不胜感谢appreciation n.观赏；感谢 e.g. I will appreciate it if you can give me some advice about TOEFL test. 提示 当 appreciate,hate,dislike,depend on等词后接宾语从句时,一般

13、先加 it,再接宾语从句；11.What must be done if wildlife protection is to succeed. succeed vi.胜利；继承 vt.接替；继任1succeed in doing sth.胜利 succeed to sth.继承 2success nU 胜利,成就； C 胜利的人或事物successful adj.胜利的 successfully adv.胜利地 e.g. If we team up with each other, we will succeed in overcoming the difficulties. He had t

14、o succeed to the business when his father passed away. 12. Can they be employed to work in the park and not hurt the animals. employ vt.雇用；利用 时间、精力等 1employ sb. as. 雇用某人任 employ sb. to do sth. 雇用某人做某事 be employed in doing sth. 忙于某事,从事于某事2employer n.雇主employee n.雇员,受雇者employment n.职业,工作,使用e.g. He has

15、 been employed in writing a new book these days. 13.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. come into being 形成；产生名师归纳总结 - - - - - - -第 3 页,共 4 页精选学习资料 - - - - - - - - - 学习必备 欢迎下载come into existence开头存在；形成,

16、产生come into fashion 开头流行,风靡come into effect 生效 come into sight/view 看得见 come into office 就职 come into power 当权；执政 come into use/service开头被使用 e.g. When did the club first come into being. The new tax regulations came into effect last month. 14.They lived on the earth tens of millions of years ago, lo

17、ng before humans came into being. long before 意为 “很久以前 ”,常用于过去时或过去完成时的句子中作时间状语,before 后边可以跟从句；e.g. I had heard of him long before I came here. They said they had known each other long before. 拓展： 1before long 相当于 soon 或 a little later,意为 “不久； 不久以后 ”,常与 将来时、过去时态连用,在句中作状语,不行以直接加从句；e.g. I hope youll be

18、 able to come to China again before long. 2It is/was not long before从句 不久就 It will be long before 从句 要过很久才 It will not be long before从句 过不了多久就 e.g. It wont be long before he goes abroad. 三、重点语法 现在进行时的被动语态 当强调动作正在进行或现阶段正在进行,并且主语与谓语动词之间是动宾关系（被动关系）,我们需要使用现在进行时的被动语态；现在进行时被动语态构成为：am/is/are being done 练习：

19、1. The most delicious cake in the world _ by Mum. Please wait an hour to enjoy it. A. makes B. is made C. is going to make D. is being made 2. I dont know what time it is now. My watch _. A. is repairing repaired B. has been repaired C. is being repaired D. has being 解析：1. D. cake与 make之间是被动关系,从后面的 可知用现在进行时的被动语态；Please wait an hour to enjoy it.2. C. 考查动词的时态和语态；由句意知 且当前正在进行,故用现在进行时的My watch 和 repair 之间是被动关系,被动语态；名师归纳总结 - - - - - - -第 4 页,共 4 页