2016-2017學(xué)年高中英語 Unit 4 Wildlife protection Period Ⅳ Using Language學(xué)案 新人教版必修2

Period Using Language.單詞鞏固1n._收入_恐龍_縣；郡_事件；事變_灰塵；塵土；塵埃_結(jié)局；結(jié)尾2v._成功；接替；繼任_雇用；利用(時(shí)間、精力等)_損害；危害_咬；叮；刺痛_檢查；視察3adj._安全的；可靠的_兇猛的；猛烈的.短語回顧1_形成；產(chǎn)生2_按照；根據(jù)所說3_以致于；結(jié)果.課文理解()根據(jù)課文內(nèi)容，判斷正(T)、誤(F)1Most animals have died out during the long history of the earth.()2Dinosaurs are the most famous of the animals that have disappeared.()3There used to be many different kinds of dinosaurs on the earth.()4A rare species of birdlike dinosaur could both run and climb trees.()5Now people know the reason why dinosaurs suddenly disappeared.()()根據(jù)課文內(nèi)容，回答下列問題1When did dinosaurs live on earth?_2When did dinosaurs die out?_3How did dinosaurs die out?_4Where was birdlike dinosaur discovered?_5When did dodo die out?_.考點(diǎn)精析1They lived on the earth tens of millions of years ago，long before humans came into being.千百萬年前，它們(恐龍)就在地球上生活，比人類的出現(xiàn)要早得多歸納long before可單獨(dú)作狀語，意為“很久以前；很早”，此時(shí)before為副詞。long before構(gòu)成的常用句型為It be long before從句和It be not long before從句，前者意為“過很久才”，強(qiáng)調(diào)經(jīng)歷的時(shí)間長(zhǎng)；后者意為“不久就”，強(qiáng)調(diào)經(jīng)歷的時(shí)間短。運(yùn)用(1)It _ we meet again.我們要過很久才能再見面。(2)It _ we meet again.我們不久還會(huì)再見面。2When scientists inspected the bones，they were surprised to find that these dinosaurs could not only run like the others but also climb trees.科學(xué)家們觀察它們的骨頭時(shí)，驚奇地發(fā)現(xiàn)它們不僅跟其他恐龍一樣可以跑，而且還可以爬樹。歸納inspect vt.檢查；視察inspection n檢查；視察inspector n檢查員inspect sth./sb. for sth.因某事檢查某事/某人運(yùn)用(1)I got out of the car _.我下車檢查損壞情況。(2)The building _ by the firesafety officers.消防安全官員定期視察這座大樓。(3)The meat will be sent _.這些肉將送去作進(jìn)一步檢查。3They learned this from the way the bones were joined together.科學(xué)家們是根據(jù)恐龍骨骼的連接方式來得出這種判斷的。歸納the way在句中作介詞from的賓語。后面的the bones were joined together是定語從句，修飾the way。當(dāng)先行詞是way，且在定語從句中作方式狀語時(shí)，關(guān)系代詞可用in which，that，也可以省略。運(yùn)用(1)_ is wrong.這些同志看問題的方法是錯(cuò)誤的。(2)That was the way_.那就是她解決這個(gè)問題的方法。(3)He learns to walk _.他學(xué)卓別林走路的方式。4Nobody knows for sure why and how dinosaurs disappeared from the earth in such a short time.沒有人確切地知道恐龍是由于什么原因又是怎樣在這么短的時(shí)間里從地球上消失的。歸納for surefor certain在口語中表示“確定，無疑”be sure of一定，必定be sure that確信；肯定be sure to do一定要做make sure確保；設(shè)法保證運(yùn)用 (1)I think he works there but I couldnt say _.我想他是在那兒工作，但是我不敢肯定。(2)Stand outside the house all night，you _ to be cold.在屋外站一晚，你肯定會(huì)感冒的。5According to a UN report，some 844 animals and plants have disappeared in the last 500 years.根據(jù)聯(lián)合國(guó)的一份報(bào)告，在過去500年里，有844種動(dòng)植物消失。歸納according to按照；根據(jù)所說，用來引用出自他人或他處的消息，一般不能與me或my opinion等連用。運(yùn)用(1)_，they gave up the experiment immediately.根據(jù)專家的意見，他們立刻放棄了這項(xiàng)試驗(yàn)。(2)The books in the library are distributed _.圖書館里的藏書按科目分類。Period Using Language課前準(zhǔn)備區(qū).1.income；dinosaur；county；incident；dust；ending2succeed；employ；harm；bite；inspect3secure；fiercee into being2.according to3.so that課堂活動(dòng)區(qū).()1.F2.T3.T4.T5.F()1.Tens of millions of years ago.2About 65 million years ago.3Nobody knows for sure.4In Chaoyang County.5The last 500 years ago.1.(1)will be long before(2)wont be long before2(1)to inspect the damage(2)is regularly inspected(3)for further inspection3(1)The way (in which/that) these comrades look at problems(2)(in which/that) she worked the problem out(3)the way Chaplin did4(1)for sure(2)are sure5(1)According to experts opinions(2)according to subjects- 4 -