高中英语Unit4WildlifeprotectionSection3UsingLanguage课件新人教版必修2.ppt

1、Unit 4,Wildlife protection,Section Using Language,自 主 预 习,.单词速记 1_(vt.& vi.)(bit，bitten)咬；叮；刺痛 2_(n.)恐龙 3_(vt.)检查；视察 4_(n.)事件；事变 5_(adj.)凶猛的；猛烈的 6secure(adj.)安全的；可靠的 _(n.)安全,bite dinosaur inspect incident fierce security,7employ(vt.)雇用；利用(时间、精力等) _(n.)雇用 _(n.)被雇用者 8_(n.& vt.)损害；危害 _(adj.)有害的 9_(n.)尘

2、土 _(adj.)满是灰尘的 10_(v.)结束 _(n.)结局，结尾,employment employee harm harmful dust dusty end ending,.短语互译 1millions of _ 2come into being _ 3a number of _ 4in such a short time _ 5in the last 500 years _,数百万的；无数的 形成；产生 大量的；很多 在这么短的时间里 在过去的500年里,6把放入 _ 7太而不能 _ 8按照；根据所说 _ 9依靠 _ 10在的帮助下 _ 11以至于；结果 _,o. t

3、oo.to. according to depend on with ones help so that,.课文理解 First略读主旨 Whats the main meaning of the text? _,It tells us the disappearance of dinosaurs.,Second细读细节 1From the first paragraph we know that _. Adinosaurs have recently disappeared Ba number of dinosaurs used to live in Canada Cdinosaurs ex

4、istence is long before humans came into being Ddinosaurs cant climb trees as other animals do,C,2The possible reasons for the disappearance of dinosaurs are the following except that _. Athey lived on the earth tens of millions of years ago Bit came after an unexpected incident Cthe earth got too ho

5、t for the dinosaurs to live on Dnobody knows for sure the reason,A,3According to a UN report, we know that _. Asome 844 animals and plants have disappeared in the last 500 years Bthe dodo，a very friendly animal can live longer on the earth Cdinosaurs can not only run but also climb trees Dtoo much d

6、ust in the air killed dinosaurs 4From the whole passage we can learn that _. Aif we protect the earth well，dinosaurs cant die out quickly Bthe eggs of twentyfive species will be found in China Cscientists found a surprising result of the brain of the dinosaurs Dthe next part of the passage will be a

7、bout dodos disappearance,A,D,Third精读语篇 Dinosaurs lived on the earth long 1. _ humans came 2. _ being A number of them used to 3. _ (live) in China.By 4. _ (inspect)their bones，scientists found that they could not only run 5. _ also climb trees.Some can even fly.About 65 million years 6. _ they died

8、7. _ suddenly.Some scientists guess the reason may be 8. _ unexpected incident.9. _ think the earth got too hot for them.10. _ nobody knows for sure the reason.,before,into,live,inspecting,out,ago,out,an,Others,But,Fourth研读难句 1When scientists inspected the hones，they were surprised to find that thes

9、e dinosaurs could not only run like the others but also climb trees. 分析：本句是一个复合句。when引导的是 _状语从句。在主句中they were surprised to find 后面是由that引导的 _从句。 译文： _ _,时间,宾语,科学家观察它们的骨头时，惊奇地发现它们不仅跟其他恐龙一样能跑，而且还可以爬树。,2Some scientists think it came after an unexpected incident when a huge rock from space hit the earth

10、 and put too much dust into the air. 分析：本句是一个复合句。some scientists是句子的主语，think后面是 _从句，省略了that。在这个从句中，when引导的是 _从句。 译文： _ _,宾语,状语,有些科学家认为恐龙灭绝是发生在一件意外事故之后，当时宇宙间一块巨石击中地球因而在空气中扬起太多的尘土。,合 作 探 究,What should you do if you are being bitten by mosquitoes? 如果你正在被蚊子叮咬，你应该做什么？ Barking dogs seldom bite. 爱叫的狗不咬人。,1

11、bite vt.& vi.咬；叮；刺痛(bit；bitten),重 点 词 汇,“咬某人的胳膊”表示为bite sb.in the arm，而不是bite ones arm，即“bite人介词the部位”。 A poisonous snake bit him in the arm. 一条毒蛇咬了他的胳膊。,He was badly bitten by the mosquitoes. _ The mosquitoes are really biting this evening! _,他被蚊子叮得很厉害。 今天晚上蚊子叮得好凶！,对比翻译。 (2015湖南高考)Have your parents

12、 ever inspected your room to see if you cleaned it properly? 你的父母是否检查过你的房间，去看看你是否打扫干净？ The mayor will inspect our school tomorrow. 市长明天要来视察我们学校。,2inspect vt.检查；视察,inspection n检查；视察 inspector n检查员；视察者,It is said that an inspector will come to inspect our school，and he will judge our school according

13、to his inspection. 据说一位检查员将来视察我们学校，并根据他的视察情况来评判我们学校。,选词填空：inspect/examine/check。 The doctor _ the patient carefully. I want to _ with my secretary before I sign the papers. The newlyelected president _the troops. A team of divers was sent down to _ the wreck(沉船),examined,check,inspected,examine,Scie

14、ntists have many theories about how the universe came into being. 科学家们有很多关于宇宙如何形成的理论。 come into being为不及物动词短语，无被动语态；一般不使用进行时。,1come into being 形成；产生,重 点 短 语,come into fashion 开始流行 come into use 投入使用 come into power 掌权，上台 come into sight 进入视野 come into existence 开始存在；产生；出现 come into effect/force/oper

15、ation 开始生效/执行/实施 That method has only recently come into use. 那种方法只是最近才开始使用的。,完成句子。 How words _ is unknown. 语言是怎么形成的不为人所知。 These animals _ on the earth long ago. 这些动物很早就在地球上存在了。 The lake _ as we arrived at the village. 到达那个村子时，我们看见了那个湖。,came into being,came into existence,came into view/sight,The bo

16、oks are sold according to subjects. 这些书是按主题出售的。 The work was done according to her instructions. 这项工作是依照她的指示办的。 According to Mick，its a great movie. 据米克说，这是一部了不起的电影。,2according to按照；根据所说,according to中的to为介词，其后跟名词、代词或从句，在句中作状语。 according to用来引出来自他人或他处的消息，不能与me或my opinion连用。若用“依我看”来表示自己的观点，可用in my opi

17、nion。,完成句子。 _ (在杰克看来), Chinese is the most difficult language to learn. _ (根据) the latest survey，many British suffer from heart disease.,According to Jack/In Jacks opinion,According to,I speak loudly so that all the students can hear me clearly. 我说话声音很大目的是让所有的学生清楚地听到我。(目的状语从句) Maria likes the woolen

18、 dress，so that she decides to buy it immediately. 玛丽亚喜欢这件羊毛连衣裙，因此她决定立即买下它。(结果状语从句),3so that以至于；结果,完成句子。 为了考试能获得(gain)好成绩，他努力学习功课。 He worked hard at his lessons _high grades in the exams. 他努力学习，因此考试获得了好成绩。 He worked hard at his lessons， _ high grades in the exams.,so that he could gain,so that he gai

19、ned,本句是一个主从复合句。when引导一个时间状语从句，表示“当时”；that引导一个宾语从句，作find的宾语；宾语从句中not only.but also.连接两个并列的动作run和climb。,1When scientists inspected the bones，they were surprised to find that these dinosaurs could not only run like the others but also climb trees. 科学家们观察它们的骨头时，惊奇地发现这些恐龙不仅跟其他恐龙一样可以跑，而且还可以爬树。,经 典 句 式,the

20、y were surprised to find属“主语be形容词to do”结构，这一结构中的形容词往往是表示心理活动的词；接不定式时，不定式的逻辑主语是句子的主语，且经常使用不定式的主动形式，不定式表原因。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，angry等。 We were disappointed to hear it. 听到这件事我们失望了。 Im very happy to meet you he

21、re. 在这儿碰到您我很高兴。,单句语法填空。 We were astonished _ (find) the temple still in its original condition. 解析：句意：看到寺庙仍然是原来的样子，我们感到非常吃惊。此处考查了不定式作原因状语。,to find,本句是主从复合句。the bones were joined together为定语从句，修饰先行词the way，这里省略了that或in which。 I dont like the way (that/in which) he looks at me. 我不喜欢他那种样子看着我。 The way (

22、that/in which) he looks at problems is wrong. 他看问题的方式是错误的。,2They learned this from the way the bones were joined together. 他们是根据恐龙骨骼的连接方式得知这一点的。,先行词是way时，引导定语从句的词要根据定语从句中所缺少的成分来确定。若定语从句中缺少主语或宾语，则用关系代词that或which；若定语从句中缺少方式状语，则用that或in which，口语中也可以省略。 I dont like the way which/that was taught by our t

23、eacher. 我不喜欢老师教给我们的方法。(way在定语从句中作主语),单句语法填空。 Everyone admired the way _ he dealt with the problem. 解析：句意：大家都赞赏他处理这个问题的方式。先行词是way，且定语从句中缺少方式状语，应用that或in which也可以省略。 The way _ he thought of to solve the problem is a clever one. 解析：句意：他想出的这个解决问题的方法很巧妙。分析句子结构可知，he thought of是定语从句，从句中动词短语thought of缺少宾语，故用which或that引导。,that,which/that,(1)