高中英語必修二Unit知識(shí)點(diǎn)

1、Unit 4 Wildlife protection 【短語歸納】： 1.die out 滅亡；逐步消逝 peace 和平地；和諧地；安祥地 3.in danger of 在危險(xiǎn)中；垂危 relief 如釋重負(fù)；松了口氣 5.burst into laughter 突然笑起來；大聲笑了出來 6.protect.from 愛惜 不受 危害 7.pay attention to 留 e into being 形成；產(chǎn)意 生 9.according to 依據(jù)；依據(jù) 所說 that 以致于；結(jié)果 【學(xué)問點(diǎn)總結(jié)】： 1.Their numbers maydecrease. decrease vi. &

2、 vt. 削減；（使）變小或變少 decrease to 削減至 million. decrease by 削減了 Student numbers have decreased by 500. 拓展： reduce to/reduce by 削減 /削減了 到 increase to /increase by 增加 /增加了 到 2. As a result these endangered animals may evednie out. die out 滅亡,滅亡 e.g. How did the dinosaur die out. die of 死于 （通常指疾病, 衰老等內(nèi)因） e.g

3、. 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 （聲音,風(fēng),光線等）漸息,漸弱 e.g. The sound of the car died awayin the distance. die down （慢慢）熄滅,寂靜下來 e.g. The fire is dying down. die off 相繼死去 e.g. The deer in the forest are all dying off from disease. 拓展：

4、 be dying for 很想要；期望 e.g. She is dying to see you. be dying to do sth.極想干某事 3.Why are they in danger of disappearing. in danger 在危險(xiǎn)中,垂 e.g. We were warned that we were in danger. 危 in danger of 有 的危險(xiǎn) out of danger 脫離危 急 4. Farmers hunted us withoutmercy. mercy n慈祥；寬??；同情 ask/beg for mercy 請(qǐng)求寬恕 show m

5、ercy to/have mercy on 同情/同情/可憐 with mercy 慈祥地 without mercy 殘酷地；毫不留情地 第 1 頁,共 4 頁at the mercy of 任 擺布 It is a mercy that. 真是萬幸 由 e.g. She begged the president to have mercy on her husband. The poor cat is at the mercy of the naughty boy. 5.They allowed tourists to hunt only acertain number of animal

6、s if they paid the farmers. certain adj. 確定的；確定的；某一 1becertain of/ about sth：. 對(duì) 有把握（ =besure of/about sth）becertain to do sth：. 確定會(huì)做 for certain=for sure 無疑地；確定地 to acertain exten：t 確定程度上 makecertain that.弄 清楚；弄明白 It is certain that ：確定,確定會(huì) .（不能說 It issure that ） e.g. We are certain to have a good

7、time at the party tonight. It is certain that something is wrong with the machine 6.Im protecting myself from mosquitoes. protect.from. 愛惜 不受 危害 protect.against 愛以防 強(qiáng)調(diào)較大的事情,如敵人的入侵,天災(zāi)等 護(hù) keep賓語 from doing stop賓語 from doing prevent賓語 from doing 阻擋 做某事 from 留意：被動(dòng)語態(tài)里 from 均不行省去,而在主動(dòng)語態(tài)中,與 stop/prevent 搭配

8、 的 可以省略； 7.It contains a powerful drug which affects mosquitoes. contain vt. 包含；容納；克制 猛烈的感情等 ；抑制 contain oneself 克制自 container n.容器；集裝箱；貨柜 己 易混辨異 contain, include, including, included 1 contain意為 “包含；容納；里面裝有 ”,側(cè)重 “整體內(nèi)有 ”,在某一范疇或容器 內(nèi)能容納某物； 其賓語與主語常是同位關(guān)系, 不用于進(jìn)行時(shí)態(tài)； 此外,contain 仍有 “把握,克制 ”之意； 2include 意為 “

9、包含；計(jì)入；包括 ”,只能用于表示所包含之物中的一部分,其后 的賓語往往是主語的一部分； 3including 可以作介詞連接介詞短語,放在所包括的東西之前； 4included 是過去分詞性質(zhì)的形容詞,放在所包括的東西之后； e.g. She was too angry to contain herself. The hall can contain/hold/admit 3,000 people.Many people like tennis, including me/me included. 8.affect vt.影響；感動(dòng)； 疾病 侵襲 1be greatly/deeply aff

10、ected by 被 深深打動(dòng) 第 2 頁,共 4 頁be affected by heat/cold 中暑 /著涼 be affected with high fever 發(fā)高燒 2affection n. 寵愛；感情 3effect n.作用；影響 take effect 生效 have an effect on 對(duì) 產(chǎn)生影響 e.g. The disease is beginning to affect her eyesight. 9.You should pay more attention to the rainforest where I live and the animals

11、live together. appreciate how attention n. 留意力；留意,留心 pay/give attention to 留意 attract/catch/draw/get one s吸at引te某 nti人 on的留意力 fix/focus one s attentio集n 中on留意力 devoteone s attention專t心于 于 turn one atstention to 將留意力轉(zhuǎn)向 e.g. The teacher told the student to pay attention to his spelling. vt.觀看；感謝；意識(shí)到 a

12、ppreciaten./pron./v-ing 觀看 /感謝 I would appreciate it if. 假如 我將不勝感謝 appreciation n.觀看；感謝 e.g. I will appreciate it if you can give me some advice about TOEFL test. 提示 當(dāng) appreciate,hate,dislike,depend on 等詞后接賓語從句時(shí),一般先 加 it,再接賓語從句； 11.What must be done if wildlife protection is to succeed. succeedvi.成功

13、；繼承 vt.接替；繼任 1succeedindoing sth成 . 功 succeed to sth繼 . 承 2successn U 成功,成就； C 成功的人或事物 successfuladj.成功的 successfully adv.成功地 e.g. If we team up with each other, we will succeed in overcoming the difficulties. He had to succeed to the business when his father passed away. 12. Can they beemployed to

14、work in the park and not hurt the animals. employ vt.雇用；利用 時(shí)間,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,從事于某事 2employer n.雇主 employeen.雇員,受雇者 employment n.職業(yè),工作,使用 e.g. He has been employed in writing a new book these days. 13.They lived on the earth tens

15、 of millions of years ago, long before humanscame into being and their future seemed secure at that time. come into being 形成；產(chǎn)生 第 3 頁,共 4 頁come into existence 開頭存在；形成,產(chǎn) come into fashion 開頭流行,風(fēng)靡 生 come into effect 生效 come into sight/view 看得見 come into office 就職 come into power 當(dāng)權(quán)；執(zhí)政 come into use/se

16、rvice 開頭被使用 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, into being. long before humans came longbefore意為 “很久以前 ”,常用于過去時(shí)或過去完成時(shí)的句子中作時(shí)間狀語, before 后邊可以跟從句； e.g. I had heard of him long before

17、 I came here. They said they had known each other long before. 拓展： 1beforelong相當(dāng)于 soon或 alittlelater,意為 “不久； 不久以后 ”,常與 將來時(shí),過去時(shí)態(tài)連用,在句中作狀語,不行以直接加從句； e.g. I hope youll be able to come to China again before long. 2It is/was not long before從句 不久就 It will be long before 從句 要過很久才 It will not be long before

18、從句 過不了多久就 e.g. It wont be long before he goes abroad. 三,重點(diǎn)語法 現(xiàn)在進(jìn)行時(shí)的被動(dòng)語態(tài) 當(dāng)強(qiáng)調(diào)動(dòng)作正在進(jìn)行或現(xiàn)階段正在進(jìn)行,并且主語與謂語動(dòng)詞之間是動(dòng)賓關(guān)系 （被動(dòng)關(guān)系）,我們需要使用現(xiàn)在進(jìn)行時(shí)的被動(dòng)語態(tài)； 現(xiàn)在進(jìn)行時(shí)被動(dòng)語態(tài)構(gòu)成為： am/is/are being done 練習(xí)： 1. The most delicious cake in the world hour to enjoy it. by Mum. Please wait an A. makes B. is made C. is going to make D. is being made 2. I dont