高一英語必修3Unit4導學案

1、文檔供參考，可復制、編制，期待您的好評與關(guān)注！ Book 3 Unit4 words and expressions導學案【學習目標】 learn the pronunciation and the usage of the new words【重點】 how to use the useful expressions.【難點】 use the useful expressions to make sentences【Self- study 自主學習】 A預習課本P97，BOOK3，UNIT4的單詞。B.根據(jù)構(gòu)詞法，寫出以下單詞。1. astronomy n. 天文學 _ n. 天文學家2.

2、religion n. 宗教，宗教信仰 _ adj 宗教的3. globe n. 球體，地球儀，地球 _ adj 全球性的，激烈的4. violent adj. 猛烈的，強暴的，猛烈的 _ n 暴力，猛烈5. fundamental adj 基本的，基礎(chǔ)的 _ n. 基礎(chǔ)，根本6. lay v 放下，擺設，產(chǎn)（蛋）_(過去式) _(過去分詞)lie v 說謊_(過去式)_(過去分詞)lie v 躺，平放 _(過去式) _(過去分詞)7. prevent v 預防，防止 _ n. 預防，防止 _adj. 可預防的8. harmful adj.有害的 _n&v. 傷害9. exist v.

3、 存在，生存 _n. 存在，生存 _adj. 存在的10. puzzle n.謎，難題 v使迷惑 _adj. 感到疑惑的_adj.令人疑惑的11. biology n.生物學 _n. 生物學家12. gentle adj. 溫和的，文雅的 _adv.溫和地 _n. 紳士 v13. physicist n. 物理學家 _n. 物理學 _adj. 身體的，物理學的14. float v. 漂浮 _adj. 浮動的，流動性的15. exhaust v 用盡，耗盡 _adj. 筋疲力盡的16. weigh v 稱重，權(quán)衡 _n. 重量 _adj. 無重力的_adv. 失重地【Cooperative s

4、tudy合作探究】Task1.read the new words and pay attention to the pronunciation.Task2. 1. harmful adj. 有害的 harmless adj 無害的 harm n&v 損害，危害詞組：be harmful to 對有害 do harm to sb=do sb harm對某人有害It is obvious that drinking too much is harmful to health. 翻譯：_It wouldnt do any harm to him to work harder. 翻譯：_Th

5、is drug is completely harmless to people. 翻譯：_【活學活用】吸煙有害健康。_2.exist v 存在，生存，維持生活 詞組：exist on 靠為生 come into existence 開始存在，成立 There exists/existed 某地有，存在He could barely exist on such a low wage. 拿著這樣微薄的收入，他只能勉強糊口?！净顚W活用】（1）_always _ (存在)a force of attraction between two bodies.（2）It cant be true that

6、he can _(靠為生)5yuan a week.（3）That word doesnt _(存在) in Chinese.（4）Fish cant _(離開誰就不能生存)（5）When did the world _(開始產(chǎn)生)？3. unlike prep. 不同，不像 adj 不同的，不相似的 unlikely adv 不可能地be likely to do sth 有可能做某事 be unlikely to do sth沒可能做某事【活學活用】（1）這趟火車有可能晚點。The train _be late.（2）他不太可能通過考試。He _the exam.4.puzzle v 使迷

7、惑，使為難 n 難題，謎 puzzling adj 令人困惑的（主語是物） puzzled adj 感到困惑的（主語是人）【活學活用】（1）I was _（不知道）how to solve the problem（2）The question is _（令人困惑的）to me.5. pull v 拉；拖；牽引力A horse pulled the cart along the road. 一匹馬拉著打車沿著大路走。拆毀；推毀；推翻 pull down 搶到前頭 pull ahead火車進站，到站 pull in 火車離站，撤離 pull out 把車靠在路邊 pull over使停下 pull

8、 up【活學活用】（1）That driver is trying to overtake. Slow down a bit and let him _（先過去）（2）The train _（進站）exactly on time.（3）The driver _（停）at the gate of our school.（4）_（把你的汽車開到一邊）and let the visitors pass!6.in time 及時，總有一天，終于The truth will be known to all in time.事實總有一天會被知道。按時 on time曾經(jīng)，一度 at one time 有時

9、 at times一次，同時 at a time決不，在任何時候都不 at no time立刻，馬上 in no time【活學活用】（1）This kind of social phenomenon could exist only for a few months, but it will disappear _.（2）_she wanted to be a nurse, but the thought of working at night put her off.（3）They ran all the way to the corner just _to catch the bus.（

10、4）My honey, life is very difficult and cruel _.Wipe your tears.（5）Deal with your questions separately, one _.（6）Be sure to be _.The meeting is very important.（7）_will we give up.7.in ones turn 輪到某人；接著 依次，輪流，轉(zhuǎn)而，反過來 in turn 輪流，交替 by turns輪到某人做某事 take ones turn依次，輪班，輪流 take turns【活學活用】（1）周末我們輪流做家務。We _

11、 _ _do the housework at the weekend.（2）孩子們逐一自報姓名。The children called out their names _ _（3）I will, _(輪到我), clean the window next week.（4）We kept the watch _(輪流)。8.preventfrom 阻止；制止 prevent/ stop sb （from） doing sth 阻止某人做某事 keep sb from doing sth 阻止某人做某事，from不能省略 keep sb doing sth 讓某人一直做某事 protect sb

12、/ sth from/ against doing sth 保護不受侵害【活學活用】（1）He always wears a pair of glasses to _(保護眼睛不受太陽光的傷害)（2）Nothing can _(阻止我們?nèi)椭?the villagers.（3）Dont _(讓別人等) for so long.9.cheer up 感到高興；感到振奮 cheer sb up 使某人加油；使某人振奮 cheer on 為加油 cheer sb 為某人喝彩【活學活用】（1）The crowd _ their favorite horse _（加油）（2）_（振作一點）！The ne

13、ws isnt too bad.10. break out （戰(zhàn)爭、災難、瘟疫等）突發(fā)；爆發(fā)（無被動語態(tài)） break down 出故障；（計劃等）失敗；（身體、精神等）垮掉；（化合物等）分解 break in 破門而入，闖入，打斷（話語等） break into 破門而入，突然起來 break off 折斷；突然中止，斷絕，結(jié)束 break through 突破 break up 打碎 break into pieces 成為碎片【活學活用】（1）I was late because my car _on the way there.（2）The next Olympics will _in

14、 2012 in London.（3）When the Second World War_, Annes family had to hide only because they were Jews.（4）In fact, he did not want to _her, for he still loved he11. watch out 注意，當心 watch out for=look out for 密切注意，留神同義詞組：take care/ be careful/ watch it/ watch over 照看，看守【活學活用】（1） Youll be cheated if you

15、dont _(小心)（2） _(當心)cars while crossing the road.（3） _(當心)not to catch a cold.= _(當心) not to catch a cold.【當堂檢測】I. 生詞拼寫1. 輪到某人_ 2. 猛烈的_3. 阻止做_ 4. 基本的，基礎(chǔ)的_5. 及時，終于_ 6. 不同，不像_7. 產(chǎn)生，分娩_ 8. 謎，難題/ 使迷惑_9. 密切注意，當心_ 10. 拉力，拖_11.突發(fā)，爆發(fā)_ 12. 感到興奮_13. 說謊lie(原形) _(過去式) _(過去分詞)躺下lie(原形)_ (過去式) _(過去分詞)放下，擺設，下(蛋)lay

16、(原形)_ (過去式) _(過去分詞)II. 詞性變化。1. He is often seen treating his pet dog very badly and _and all his neighbours take a _dislike to his _(violence)2. Too much drinking can have _effects on health, _our heart, liver and stomach. However, moderate drinking or_ normal drinking does no _ and may give some al

17、cohol on the blood. (harm)3. The World Trade Organization came into _in the 1990s. It helps to reduce trade barriers when disagreements between nations _or when negotiation is needed.(exist)4. Women are much more critical of their _than men. Although age does not mean the _of beauty, many want to ma

18、de to _younger than their age.(appear)5. Mr Green, _over 200kg, found it amazing to become _in space, forgetting about all the trouble and inconvenience in daily life caused by his heavy _(weight)【課后作業(yè)】高中英語同步講練測P80課時訓練I.II.III.IV Book3 Unit4 Reading 導學案I. Read the passage and match the main idea wit

19、h each paragraph. Para. 1 (A)The formation(形成) of the earth. Para. 2 (B)The importance of water for life. Para. 3 (C)A widely accepted theory about the formation of the universe.Para. 4 (D)The arrival of humans and their impact on the earth. Para. 5 (E)The development of plants and animals on the ea

20、rth.II. Read and answer the following questions. Careful readingPara. 1 How did the universe begin?What happened to all the matter after the Big Bang?Para. 2 How old is the Earth? _What is the earths atmosphere made up of?Para. 3 Choose the best answer.Why was the earth different from other plants?A

21、. It produced a lot of heat B. The water remained C water disappeared D. It was the oldest planetWhy was water very important for the beginning of life?_Para. 4 Why did animals first appear in the seas?_Why were mammals different from other animals?_Para. 5 Choose the best answer.What problem is cau

22、sed by human beings? ( )A .They exist everywhere on the earth B .They cause global warmingC. They find new methods of growing crops D. They enjoy hunting and fishingIII. Read the text and fill in the blanks in the following form. The development of lifeTimeWhat happenedBig Bang_ began to form and co

23、mbine to create stars and other bodies.Between 4.5 and 3.8 billion years agoDust settled into a solid and _globe .The earth exploded to produce its_ .The continued _ of water allowed the earth to dissolve harmful gases and _ into the oceans and seas.Many millions of years laterThe first small plants

24、 on the surface of the water produced_ .Early _ and all sorts of fish appeared.Green plants began to grow on land. Insects and_ appeared.Many millions of years later_ appeared and they laid eggs.Dinosaurs developed, laid eggs and _ for more than 140 million years.Mammals rose and _ babies.About 2.6

25、million years agoSome small _ animals with hands and feet appeared and spread all over the earth.NowHumans produce too much carbon _, making the earth too hot.IV. Post-reading True (T) or False (F).( )1. The earth appeared before the Big Bang happened.( )2. The main difference between the earth and

26、other planets is that there is water on the earth.( )3. Life began in water and then on land.( )4. Mammals appeared before the development of dinosaurs.( )5. Dinosaurs could give birth to young baby animals and produced milk to feed them. Book 3 Unit4 Grammar導學案名詞性從句（II）【Self- study 自主學習】1. That he

27、will attend the meeting has excited every one of us.2. Whether the work can be completed on time is doubtful3. What she did is not yet known4. Why he didnt come here is not clear to everyone5. When the broadcast station will be ready is unknown6. It is clear that he was telling the truth.我的發(fā)現(xiàn)（1） 黑體部

28、分在句中都充當_（2） 句_中_只起連接作用，不作任何成分（3） 句2中whether 意為“_”（4） 句3中what 在句中作_（5） 句4、5中why 和when 在句中作_（6） 句6中it 作_【Cooperative study合作探究】主語從句定義：主語從句在復合句中做句子的主語，放在主句謂語動詞之前，或者由it在句首充當形式主語，而從句本身后置。引導主語從句的有連詞that, whether, as if；連接代詞who, what, which; 連接副詞when, where, how, why等。1. that 的用法that 在句中不作任何成分，只起連接作用，但不能省略

29、，如That we need more equipment is quite obvious. 我們需要更多的裝備，這是相當明顯的?！揪氁痪殹勘娝苤厍蚴菆A的。_is well known.2. whether 的用法表示“是否”的意思，不能與if替換Whether we will hold a party in the open air tomorrow depends on the weather.我們明天是否在戶外開晚會要看天氣而定?！揪氁痪殹克齺聿粊矶紱]有關(guān)系。 _makes no difference.3. 連接代詞（who, what, which, whatever, who

30、ever等）Who he is is not important. 他是誰并不重要。What he told me was true. 他告訴我的話是真的。 Whoever fails the exam shall not be allowed to go home. 無論誰考試不及格都不許回家。 Whatever we said must be kept secret. 我們所說的一切都必須保密。 Whichever book you choose dosent matter to me. 你選哪一本書不關(guān)我的事?！揪氁痪殹磕囊贿厱A還不清楚。_ is not clear. 他所做的增加了我

31、們的困難。_ added to our difficulty. 不論誰最后離開教室必須關(guān)窗戶。_has to close the window.4. 連接副詞（when, why, where, how等） Why he did it remains a mystery.When they will start is not known yet.How he became a great scientist is known to us all.【練一練】不論多么困難，我們一定要學好英語。_ hard it is, we must learn English well.為什么恐龍滅絕了仍然是個

32、謎。 _ still remains a mystery.我們的運動會什么時候舉行仍然不確定。_ is uncertain.他來自哪里仍然使我們迷惑。_still puzzles all of us.5. 主語從句中it作形式主語的結(jié)構(gòu)（1）It + be + adj (obvious, true, natural, strange, etc) + that從句It is certain that she will do well in her exam. 無疑她會在考試中取得好成績。（2）It + be + n詞組(no wonder, an honour, a pity, etc.) +

33、that從句Its no surprise that our team should have won the game. 我們隊沒贏這場比賽真是意外。（3）It + be + 過去分詞（said, reported, thought, expected, etc.）+ that從句It has been proved that what you said is right. 已經(jīng)得到證實，你說的是對的。（4）It + 不及物動詞（happen, seem, appear, etc.）+ that從句It seems that he has lost something. 似乎他丟了什么東西。

34、【練一練】你不能來真是遺憾。_他有必要知道怎樣操作那臺機器。_據(jù)說他來自美國。_似乎要下雨了。_6. 主語從句要注意的事項。（1）主語從句的語序：在任何情況下，主語從句都用陳述語氣。How he succeeded is still a puzzle. 他是如何成功的仍然是個謎。判斷正誤：( )What will they learn through the course is something parents want to know. ( ) What they will learn through the course is something parents want to know

35、.（2）使用主語從句時，主句位于動詞的單復數(shù)問題。主語為從句時，一般要用單數(shù)謂語動詞形式。但是如果引導的從句作主語且表示復數(shù)概念（常可以總表語上看出）時，位于動詞則常用復數(shù)形式。What we need is time.What we need are more workers for the project.What they need _booksWhat they need _love. 如果由and連接兩個或者兩個以上的主語從句時，謂語動詞用復數(shù)；When they will start and where they will go have not been decided yet. 如果有兩個或者多個連接詞引導一個主語從句時，謂語動詞用單數(shù)When and where the meeting will be held has not been decided.（3）主語從句的引導詞的選用That, whether, who(ever), what(ever)和 which(ever), when(ever), where(ever), how(ever)和 why 等都可以引導主語從句，應根據(jù)引導詞在主語從句中所充當?shù)某煞?，結(jié)合主語從句的具體意義，選擇合適的引導詞。A：that 在