高中英語(yǔ)unit3revision課件新人教版必修5.ppt

,unit3 Life in the future,revision,Step1 : 復(fù)習(xí)導(dǎo)入 (知識(shí)框架) (10分鐘),重點(diǎn)單詞 重點(diǎn)短語(yǔ) 重點(diǎn)句式 語(yǔ)法,impression,previous,guide,lack,switch, optimistic,desert,instant,settlement 1.take up 2.lose sight of 3.sweep up 4.slide into 5.speed up,1.It seems(that ) 2.全倒裝句式 inside was an exhibition of.,動(dòng)詞過(guò)去分詞做狀語(yǔ),1impression n. 印象；感想；印記 impress vt. 使感動(dòng)，使留下印象 impressive adj. 給人深刻印象的 have an impression of 對(duì)有印象 be under the impression that. 認(rèn)為；以為 make an impression on 給留下印象 impress sth. on/upon sb. 使某人銘記某事物 impress sb. with sth. 使某人銘記某事物 be impressed by/at/with 對(duì)印象深刻 2previous adj.以前的；早先的 previous to.在前；先于(to為介詞) previously adv.先前地；以前地 3guide n向?qū)В改?，指?dǎo)，導(dǎo)游，有指導(dǎo)意義的事物vt.指導(dǎo)，管理，帶領(lǐng) a guide to.的指南 guide post路標(biāo) guide sb. through/across帶領(lǐng)某人穿越,單詞詳解,4instant n瞬間，剎那 adj.立即的，立刻的 in instant need of help急需救助 in an instant立刻；馬上 表“一就”的有： the minute/moment/second/instant, as soon as ， instantly, immediately, directly 5. lack v& n 缺乏；短缺的東西 (1)v. (2)n. (3)lacking adj.短缺的；缺乏的 be lacking in缺少,6. switch vt. 轉(zhuǎn)換 n 開(kāi)關(guān)；轉(zhuǎn)換 (1)switch on接上；打開(kāi) switch to變換到 switch off切斷；關(guān)掉 (2)make a switch進(jìn)行改變,1take up 占去(時(shí)間/空間)；開(kāi)始學(xué)習(xí)；從事；繼續(xù)；接受；拿起；改短(衣服)；加入 take off 脫(衣服)；起飛；成名 take in 吸入；領(lǐng)會(huì)；包含；收留(某人) take away 解除；消除(痛苦等) take back 收回(說(shuō)過(guò)的話)；退回(貨物)；與重 歸于好，使回憶起 take down (write down, note down) 寫(xiě)下；拆除 take apart 拆開(kāi) take over 接管，接收 2lose sight of看不見(jiàn) at the sight of.在看到時(shí) catch sight of.望見(jiàn)，看到 in/within sight在視線內(nèi)，可以被看見(jiàn) in sight of.可以看見(jiàn) out of sight看不見(jiàn)了，不被人看見(jiàn),短語(yǔ),3. speed up 加速 at high/low/full/top speed以高/低/全/最高速 at a speed of.以速度 with all speed盡快地 reduce speed減速 pick up speed加速,句式,1.There is similar to the “jet lag” you get from flying,but it seems you keep getting flashbacks from your previous time period這就與你乘坐飛機(jī)會(huì)產(chǎn)生時(shí)差反應(yīng)相似，但是在你腦子里似乎會(huì)不斷閃現(xiàn)以前的時(shí)光。 2Exhausted, I slid into bed and fell fast asleep. 我感到累極了，爬上床很快就睡著了。 exhausted為形容詞在句中做伴隨狀語(yǔ)。 3. Hit by a lack of fresh air，my head ached. 由于缺乏新鮮空氣，我感到頭痛。 過(guò)去分詞作狀語(yǔ)時(shí)，若其邏輯主語(yǔ)是句子的主語(yǔ)，則與句中主語(yǔ)含有邏輯上的被動(dòng)關(guān)系。 4.Inside was an exhibition of the most up-to-date inventions of the 31st century. 在太空里有第31世紀(jì)最新發(fā)明展 完全倒裝,Step2： 課堂訓(xùn)練&疑難點(diǎn)撥 (18分鐘),P56 on the book,Answer key for Ex1: 1.lost sight of 2.catch sight of 3.caught sight of 4.lost sight of Answer key for Ex2: typist, capsule, representative, impression, efficiency, motivation, instant, switch, flash, manufactured, materials, settlements,.,Answer key for Ex3: 1.This parcel of books is 250yuan including postage and packing. Please write down the receivers address and dont forget the postcode. 2.Decades ago, people used typewriters for formal documents, but now we use computers and printers to do the same work 3. Although it has a long shelf life, instant coffee may go solid if it is not kept dry . 4.One thousand years in the future , citizens of the earth may be able to dispose of their rubbish using an ecological system. 5.The snake was so greedy that it swallowed up the rat in one bite.,6. Dealing with people is one important aspect of a businessmans work. 7. When we came home from our walk across the fields we had mud all over out boors. 8. After six weeks in hospital, he was back on his feet and ready to start work.,P57,Answer key for Ex1: 1.Well-known for his books about South Africa, J M Coetzee won the Booker Prize. 2.A princess once owned a magical chair made of gold and silver. 3.On his birthday he received a mysterious present wrapped in gold paper. 4.Interrupted by the bell, he was unable to finish his speech. 5.Awakened by a noise at midnight ,she saw a thief in her room. 6.Seated,passangers should fasten your seat belts. Answer key for Ex2: called; Endangered; pointed; known; fallen; supported; terrified,Step：?jiǎn)栴}探究 (學(xué)生討論)7分鐘,as引導(dǎo)的狀語(yǔ)從句有哪些，各有什么含義？ as 有conj.，prep.，adv.，pron.等詞性，作為連詞可引導(dǎo)五種狀語(yǔ)從句，即時(shí)間狀語(yǔ)從句、原因狀語(yǔ)從句、方式狀語(yǔ)從句、讓步狀語(yǔ)從句以及比較狀語(yǔ)從句。 (1)引導(dǎo)時(shí)間狀語(yǔ)從句 要區(qū)分when，while，as等連詞的用法 when：句子謂語(yǔ)既可為時(shí)間點(diǎn)(即終止動(dòng)作)，也可為時(shí)間段(即延續(xù)動(dòng)作)。 while：句子謂語(yǔ)為延續(xù)動(dòng)作，往往表示“一個(gè)動(dòng)作發(fā)生時(shí)，另一個(gè)動(dòng)作正在發(fā)生”。 as：常表示“一邊做，一邊做”，也有“隨著”等義。 (2)引導(dǎo)原因狀語(yǔ)從句 要區(qū)分because，since，as的用法 because：?；卮饂hy 的問(wèn)句，語(yǔ)氣強(qiáng)，用法正式。 since：有“既然”之意，與as一樣，引導(dǎo)的從句常位于句首,(3)引導(dǎo)方式狀語(yǔ)從句 同just as(語(yǔ)氣更強(qiáng))，意為“正如，照方法”。 (4)引導(dǎo)讓步狀語(yǔ)從句 要用倒裝語(yǔ)序，即：n./adj./adv./v.p.pas/though主語(yǔ)謂語(yǔ)。名詞表語(yǔ)提前用單數(shù)且無(wú)冠詞。 用法同though(不用although)。 (5)引導(dǎo)比較狀語(yǔ)從句 常構(gòu)成as.as結(jié)構(gòu)，第二個(gè)as為連詞或介詞。,完成句子 (1)_(隨著時(shí)間的推移)，things seemed to get worse. (2)_(由于我們倆都累了)，lets just grab a take away. (3)_ (我們最好保持現(xiàn)場(chǎng)原樣)until the police arrive. (4)_ (盡管她是個(gè)孩子)，Susan knows a lot. (5)I cant run _(像過(guò)去那樣快),As time passed,As were both tired,Wed better leave things as they are,Child as she is,as fast as I used to,Step：課堂提升 （9分鐘）,1.The manager like Marry very much because the _she left on the manager was quite good A.guide B.adjustment C.impression D.motivaton 2. After he retired from office,Roger_painting for a while,but soon lost interest Atook up Bsaved up Ckept up Ddrew up 3. Beauty is found everywhere. Our eyes do not show _sense of beauty, but _observation. A.a lack of ;a lack of B.lack of ;lacking in C.no lack of;no lack in C.a lack for ;a lack for,4.No matter how frequently_,the works of Beethoven still attract people all over the world. A.p