Module5AlessoninalabReadingandVocabulary課件優(yōu)質公開課

1、Module 5 A Lesson in a LabReading and Vocabulary ()Module 5 A Lesson in a Lab(1) Learn some new words and phrases about science.(2）Learn some knowledge about science.(3）Learn the usage of some important words and phrases.(4) Learn to write a science report.(1) Learn some new words and Task1:Put the

2、stages in the correct order.(1)(2)(3)(4)(5)(6)(7)Can you see the secret message?Task1:Put the stages in the cosqueeze pourin a containerdipwriteblowtolight heatappearTask 2:Listen and check your answer.squeeze pourdipwriteblowt Listen again and answer the questions.1.Whats the aim of the magical exp

3、eriment?2. How to heat the paper with secret message on it?3. Why does the message appear when you heat it ?To write a secret message with invisible ink.You can hold the paper near the candle flame.Because the lemon juice react with oxygen in the air. Listen again and answer the e.g. Air expands whe

4、n heated. 1. expand vi.& vt. (使)膨脹;擴大;擴展空氣受熱會膨脹。expansion n. expansive adj. When you heat a metal, it expands. 金屬加熱時，它會膨脹?！就卣埂縇anguage points作者把他的短篇小說擴展成了長篇小說。The writer expanded his short novel into a long one.e.g. Air expands when heated. 低溫使金屬收縮。冷卻時，這種材料縮小。2. contract vi. & vt. 收縮；定合同 n. 合同,契約他們彼

5、此之間訂了一個合同。e.g. （1）Low temperature contracts metals.（2）When cooled, this material contracts.contract sth. with sb.=contract with sb. for sth.與某人訂立e.g. They contracted a contract with each other.低溫使金屬收縮。冷卻時，這種材料縮小。2. contract1.翻譯：我們向一家公司訂了十臺電腦?！炯磳W即練】 We contracted with a company for ten computers.2.Ge

6、nerally speaking, metals _ as the temperature increases and _ when they are cooled.contract; expand B. expand; contract C. contract; contract D. expand; expand【解析】選B。句意：一般而言，金屬會隨著溫度上升而膨脹，冷卻之后會收縮。expand“膨脹”；contract“收縮”。1.翻譯：我們向一家公司訂了十臺電腦?！炯磳W即練】 We c3. conclusion n. C結論，決定【拓展】 conclude v. 得出結論arrive

7、at / come to / draw / reach a conclusion 得出結論bring . to a conclusion 使結束in conclusion 總之，最后e.g. In conclusion, I would like to thank everybodywho helped me. 最后，我要感謝所有幫助過我的人。3. conclusion n. C結論，決定【拓展【即學即練】 根據(jù)漢語提示完成句子:1.The investigation finally ended_(未得出任何結論).2. As a novelist, he always _ _ (結束他的故事

8、) by presenting his readers with a moving scene.without anyconclusion drawn brings his story to a conclusion【即學即練】 根據(jù)漢語提示完成句子:without anyc4. think of 認為，想起 It is hard to think of a world without metals.很難想象一個沒有金屬的世界?！就卣埂?think aboutthink overthink of asthink outthink highly/much ofthink lightly/litt

9、le of考慮仔細考慮把看作想出來, 想清楚看重輕視4. think of 認為，想起 【拓展】 think a_and youll have a good idea.A. Think it over B. Think over itC. Thinking of it D. If you think about it 【即學即練】 【解析】選A。句意：仔細考慮，你會有一個好主意。think over仔細考慮, over是副詞, it放在over前面。_and youll have a goo5. react v.反應 When we use metals, it is important to

10、 know how they react with different substances, for example, water and oxygen.當我們使用金屬時，了解它們與不同的物質（例如水和氧）如何發(fā)生反應，這一點很重要。reaction n. 反應 react with sth. 與發(fā)生反應react to sth. 對作出反應 react against 反對react on/upon 起作用，有影響【拓展】 e.g. How did your mother react to the news?你母親對這消息怎樣反應？5. react v.反應 reaction n. 【即學

11、即練】 用適當?shù)慕樵~填空：1.The boss didnt react _ his request for a pay rise.2.Do you know how water reacts _ iron？3.Most people react _ the plan, so it was nottaken.towithagainst【即學即練】 用適當?shù)慕樵~填空：towithagainst6. put in order 按順序排列；使整齊,使條理The reaction of metals with these substances can be put in order. （不同的）金屬與這

12、些物質的反應程度可以按順序排列起來?！就卣埂?out of order 次序紊亂；出故障；不適宜in order /in the order of以的順序keep order 維持秩序 e.g. The books on his desk are in order.他桌子上的書擺放整齊有序。6. put in order 按順序排列；使整齊,使翻譯句子:1. 請按照正確的順序將下列單詞排列。_2. 我們這次是按照年齡順序而不是按照身高站隊。_【即學即練】 Please put the following words in the correct order .This time we stoo

13、d in line in the order of age insteadof height .翻譯句子:【即學即練】 Please put the fol7. add to 把加入Add some oil to the water.在水中加些油。 【拓展】 add to 增加, 增添 add up 把加起來 add up to 總計是e.g. There is no doubt that it is like adding oil to the fire . 毫無疑問這是火上澆油。These newly-built gardens add to the beauty of the city

14、.這些新建的公園增添了這個城市的美麗。7. add to 把加入 【拓展】 a用add短語完成句子：1. The new design _ the attraction of that computer.2. The number of passengers on the bus _ 4,000.3. There have been several new events _ the programme for the 2008 Beijing Olympic Games.【即學即練】 added toadded up toadded to用add短語完成句子：【即學即練】 added toad

15、de8. keep out of 不讓入內(nèi)This will keep air out of the water.這樣做可防止空氣進入水?！就卣埂縦eep away from 遠離 keepfrom阻止keep off 不接近 keep up with跟上keep up 堅持 keep on doing 繼續(xù)做keep back留在后面；阻止；隱瞞；留下keep to oneself 保守秘密8. keep out of 不讓入內(nèi)【拓展】用keep短語完成句子:1.Before you go to bed youd better close the doors and windows to _

16、 thieves _.2.Please _ the grass.3.I had to walk faster than before so that I could_ him.4.In winter we usually put on more clothes in order to_ the cold _.5.I wonder what _ him _ attending the meetingyesterday.keepoutkeep offkeep up with keepoutkeptfrom【即學即練】 用keep短語完成句子:keepoutkeep offkee 9. It is

17、hard to think of a world without metals.很難想象一個沒有金屬的世界（是什么樣子）。本句屬于“Its +形容詞+不定式”句式。其中it 是形式主語，不定式短語是真正的主語?！就卣埂浚?）It is+adj.+for sb. to do sth.句型中，形容詞說明不定式所表示的行為的性質或特點。常見形容詞有easy，hard，important，impossible，difficult等。例如: Its not difficult to find out information about him.要找到有關他的信息并不難。 9. It is hard to

18、 think of a （2）It is+adj.+of sb. to do sth. 句型中形容詞說明不定式邏輯主語的品行、性格、性質等。常見形容詞有nice，good，clever，stupid，careful等。例如：Its very kind of you to help us.你幫我們真是太好了。（3）Its+adj./n.+that 從句。Its a pity that he cant make it to the party.真遺憾，他不能來參加這次聚會了。 （2）It is+adj.+of sb. to d （4）Its +no good/ use doing sth.做某事沒

19、有好處/用處 Its no use arguing with hershe wont listen. 跟她爭論沒用她不會聽的。另外，it還可以作形式賓語，放在think，believe，feel等詞后，用不定式作真正賓語。No matter where he is ,he makes it a rule to go for a walk before breakfast.他無論在哪里都把早飯前散步作為一種習慣。 （4）Its +no good/ use doing 【即學即練】漢譯英1.做足夠多的運動對我們的身體健康有好處。 2. 你那么做真是太聰明了。_Its good for us to

20、take enough exercise.Is very clever of you to do that. 【即 【真題在線】New technologies have made _ possible to turnout new products faster and at a lower cost. 【2012四川高考】 A. that B. this C. one D. it【解析】選D。句意：新技術使得更快速、更低成本生產(chǎn)新產(chǎn)品成為可能。本句考查it作形式賓語，to do 不定式作真正賓語。 add to / add . to/ add up to 你能分清嗎？2. 3. it 的用

21、法你了解多少？The boss ordered that the employees (should) place an order for some raincoats.add to / add . to/ add up t1. I suppose reading this book will _ yourtaste for music.A. add B. add upC. add toD. add up to【解析】選C?？疾閍dd的短語。句意：我認為讀這本書將會增添你的樂感。add up把加起來；add to增添；add up to加起來總計?？伎甲约喊桑?. I suppose rea

22、ding this book2. Look! Tony, your books are everywhere. Please put them _. A. on orderB. in orderC. at orderD. out of order 【解析】選B。考查order的短語。句意：看！托尼，你的書到處都是，請把它們放得井井有條。in order井井有條;out of order雜亂無章。2. Look! Tony, your books are 3. How did you react _ your fathers suggestion? It didnt sound workable. I reacted strongly _ it.A. against; with B. on; with C. on; to D. to; against【解析】選D。句意：你對你父親的建議反應如何？它聽起來行不通。我強烈反對它。re