Unit 3 The world of colors and light Grammar 課件 2.ppt

1、Unit 3 The world of colors and light Grammar 課件 2,教學(xué)目標(biāo) (1)熟記學(xué)案中所列出的單詞和短語。 (2)通過學(xué)案中所給出的重點(diǎn)單詞和重點(diǎn)短語的學(xué)習(xí)，讓學(xué)生能夠正確理解和使用這些單詞和短語，能夠運(yùn)用這些詞語造句。,(3)通過對語法的教學(xué)讓學(xué)生能夠理解并能夠運(yùn)用這些語法知識(shí)，能夠把英語表達(dá)中的倒裝句語法用于平日的寫作練習(xí)中。 教學(xué)地位 語法是學(xué)生感到比較難以掌握的東西。讓學(xué)生正確理解和掌握語法知識(shí)是學(xué)生學(xué)好英語的途徑之一。給學(xué)生創(chuàng)設(shè)一個(gè)語境，讓學(xué)生理解該語法的應(yīng)用，而不要讓學(xué)生死記硬背語法條文，應(yīng)從理解的基礎(chǔ)上去運(yùn)用這些語法。,新課導(dǎo)入建議 通過對

2、學(xué)生作業(yè)的檢查導(dǎo)入本堂新課。,演示結(jié)束,1mix.with.把和混合 Oil paints are not mixed with water, as the colours have already been mixed with oil.(P38)油畫顏料與水混不到一起，因?yàn)轭伾呀?jīng)與油混合在一起了。 Oil doesnt mix with water.油不溶于水。 To make cakes, first you need to mix the sugar with the flour.為了做蛋糕，首先你要把糖與面粉和在一起。,mix with.與混合；與交往/相處/打交道 mix.up

3、with.把與混淆 mix.in/into.在中摻入 mix.up弄混，混淆，分辨不出 (be) mixed with與混在一起 mixture n混合；混合物；混合體,Please keep the cards in order; dont mix them up. 請把這些卡片放好，別把它們弄亂了。 In my job, I mix up all sorts of people. 我在工作中常和各種各樣的人打交道。,2build up增強(qiáng)，增加；創(chuàng)建，開發(fā)；積累，擴(kuò)大 The secret to oil painting is to build up layer on layer on a

4、 canvas.(P38) 油畫的秘訣在于在畫布上逐層作畫。 The clouds are building up.云層正在聚集。 He has built up a good business over years. 幾年來，他的生意做得很興旺。,【解析】考查動(dòng)詞短語辨析。句意：他去度了一次假，很快就恢復(fù)了健康。build up“加強(qiáng)，增強(qiáng)”。take up“占據(jù)，從事”；come up“過來，上前”；turn up“出現(xiàn)，到達(dá)”。 【答案】C,完成句子 往城郊的交通正變得越來越擁擠。 Traffic going out of the city already . 【答案】is；buildi

5、ng up,Besides, I want you to promise me one thing. 此外，我要你答應(yīng)我一件事。 In addition to/Apart from a diet, she pursues various exercises on TV.除了節(jié)食，她還隨電視做各種體操。,in addition/in addition to/besides/apart from/except/except for/except that,This will do it is too long. There was an earthquake and， ，there were ti

6、dal waves. This is my best suit；I have two others， . 【答案】Besides/In addition to/Apart fromIn addition/Besidesexceptexcept for/apart from besides/apart fromexcept thatin addition/besidesbesides,4The first thing you should decide is whether you are going to paint in watercolours or oils.(P39) 你首先應(yīng)該決定的

7、事是你將要畫水彩畫還是油畫。 whether在句中引導(dǎo)表語從句，不能用if替換。 The question is whether it is worth doing. 問題是這是否值得做。,whether引導(dǎo)主語從句時(shí)，不能用if替換。但是如果主語后置，則可以用if替換。 whether與if在引導(dǎo)賓語從句時(shí)可以互換，但如果作介詞的賓語或賓語從句置于句首時(shí)，只能用whether，不用if。 whether后緊接or not時(shí)，不能用if替換，但如果whether與or not分開，則可用if替換。,Whether this is true or not remains a mystery. I

8、t remains a mystery whether/if this is true or not. 這是對是錯(cuò)，還是個(gè)謎。 Everything depends on whether you have enough money.一切都要取決于你是否有足夠的錢。 They doubt whether or not Jack is a good student. They doubt whether/if Jack is a good student or not. 他們懷疑杰克是否是個(gè)好學(xué)生。,【對接高考】 (2012山東高考) It doesnt matter you pay by cas

9、h or credit card in this store. AhowBwhether CwhatDwhy 【解析】此處it是形式主語，后面whether.or.引導(dǎo)的主語從句是真正的主語，whether.or.意為：是還是都行。句意：在這個(gè)商店中用現(xiàn)金或信用卡支付都可以。 【答案】B,【解析】句意：村里的每個(gè)人都很友好。不論你在那里住的時(shí)間長還是短都沒關(guān)系。此處It為形式主語，真正的主語是matter后的從句。從句中的or是關(guān)鍵詞，whether.or.表示“是還是”，符合語意。其他選項(xiàng)均在從句中作狀語，而從句并不缺少狀語，故選C。 【答案】C,5in case以防，以防萬一；以免 A s

10、oft eraser will be useful in case you want to make changes.(P39) 一個(gè)軟橡皮擦?xí)杏玫模詡淠阆敫膭?dòng)時(shí)用。 Youd better take the keys in case Im out. 你最好帶上鑰匙以防我不在家。 In case youre wondering why hes herelet me explain.我來解釋一下吧，免得你奇怪他為什么在這里。,in case of如果；假使；萬一 in any case無論如何；不管怎樣 in no case決不 in this/that case要是這樣/那樣的話,We h

11、ave to go past your house in any case, so well take you home. 不管怎樣，我們都要經(jīng)過你家，所以我們會(huì)送你回去。 Two guards stood beside the door in case of emergency. 兩名守衛(wèi)站在門口以防發(fā)生緊急情況。,in case/in case of,【解析】考查狀語從句。句意：我認(rèn)為她不會(huì)難過的，但是為防萬一我還是去安慰一下她。據(jù)此判斷選擇in case“以防；萬一”。其他三項(xiàng)不符合句意。 【答案】A,6changeable adj.多變的，易變的 The weather has bee

12、n changeable, but we are having a great time.(P41)天氣多變，但我們過得很快樂。 The weather is changeable in July. 七月的天氣變化無常。 I will not go with you, for the weather is changeable these days. 我不和你去了，因?yàn)樵谶@幾天里，天氣總是變幻無常的。,change n& v變化；改變 changed adj.變化大的 changeless adj.永遠(yuǎn)不變的 All the things in the room were kept chang

13、eless. 房間里的所有東西都保持原封不動(dòng)。 Our plan has changed. 我們的計(jì)劃已經(jīng)改變。,【提示】able是一個(gè)常用的形容詞后綴，用在動(dòng)詞之后構(gòu)成形容詞。常見的這類詞有：enjoyable (愉悅的)，suitable (適合的)，comfortable (舒適的)，adjustable (可調(diào)節(jié)的，可調(diào)整的)，adaptable (適應(yīng)的)，reasonable (合理的)。,【解析】句意：本周她的脾氣變化無常，因此不要招惹她。changeable多變的，易變的，符合題意。continuous持續(xù)的；peaceful和平的，安靜的；normal正常的，故選B。 【答案

14、】B,7Aunt really enjoyed France and so did grandma and I(P41)姑媽很喜歡法國，我和奶奶也一樣。 句中“so did grandma and I”屬于“sobe/助動(dòng)詞/情態(tài)動(dòng)詞主語”倒裝結(jié)構(gòu)，用來表示上文所述的肯定情況也適用于后者，意為“也一樣”。 He likes to listen to music.So do I. 他喜歡聽音樂。我也喜歡。 Many of my classmates have seen the film and so have I我的很多同學(xué)都看過這部影片，我也看過。,“so主語助動(dòng)詞/情態(tài)動(dòng)詞/be”表示對前面

15、所述情況的肯定，意為“的確如此”。 “neither/nor助動(dòng)詞/情態(tài)動(dòng)詞/be主語”表示前面所述的否定情況也適合后面的人或事物。 It is the same with sb./So it is with sb.表示“確實(shí)如此”。用于前面句中同時(shí)有肯定形式和否定形式或者是有兩個(gè)不同類型的謂語時(shí)。,He never went again，and nor did he write to apologize. 他沒再去，也沒去信表示歉意。 He is only a child but he knows a lot about wild animals；so it is with his sist

16、er.(it is the same with his sister)他只是個(gè)小孩但是了解很多野生動(dòng)物，他姐姐也是如此。,【提示】在“so/neither/nor助動(dòng)詞/情態(tài)動(dòng)詞/be主語”和“so主語助動(dòng)詞/情態(tài)動(dòng)詞/be”結(jié)構(gòu)中，對于助動(dòng)詞、情態(tài)動(dòng)詞還是動(dòng)詞be的選擇要和上一句保持一致。 如果前面的句子是從句、并列句或帶有并列謂語的句子，說明后者也是如此時(shí)則用“so it is/was with sb.”或“it is/was the same with sb.”這一句型。 My elder brother is a worker now and he still studies Engl

17、ish.So it is with Wang Feis.我哥哥現(xiàn)在是工人，但他仍在學(xué)英語，王飛的哥哥也是如此。,【對接高考】 (2012重慶高考)The headmaster will not permit the change in the course，nor it a thought. Adoes he even giveBhe even gives Cwill he even giveDhe will even give 【解析】nor位于句首時(shí)要用部分倒裝，即把系動(dòng)詞、助動(dòng)詞或者情態(tài)動(dòng)詞提到主語之前，又由于本題的前后時(shí)態(tài)應(yīng)該一致，故選C。 【答案】C,8accommodation n

18、住處，住宿，膳宿； 和解，調(diào)和 So, instead, we found accommodation in a dormitory.(P41)因此，與此相反，我們在一個(gè)集體宿舍里找到了住處。 The Olympic Village was built for athletes accommodations.奧運(yùn)村是為了給運(yùn)動(dòng)員提供住宿而建的。,make accommodations for為提供膳宿 accommodate vt.容納；提供膳宿；使適應(yīng)；調(diào)和，使和解 accommodate oneself to.使自己適應(yīng) accommodate.with.向提供,Accommodate o

19、neself to changed circumstances. 使自己適應(yīng)改變了的形勢。 I can accommodate you with two bedrooms and a sittingroom.我可以供給你們兩間臥室和一間起居室。 【提示】accommodation作“住宿，膳宿”講時(shí)，常用復(fù)數(shù)形式。,【解析】考查名詞詞義辨析。句意：地震之后，當(dāng)?shù)卣紫茸龅氖虑槭菫闊o家可歸的家庭提供住所。the homeless families與accommodation相照應(yīng)。occupation“職業(yè)”；equipment“設(shè)備”；furniture“家具”。 【答案】A,9Hardly

20、 had we left the dormitory the next morning when we realized we had left our map in the room.(P41)第二天早上我們剛離開宿舍，就想起我們把地圖忘在房間里了。 句中“hardly.when.”是固定搭配，表示“剛就，一就”。 We had hardly arrived when she started crying to go home.我們剛到，她就哭著要回家。 Hardly had I arrived at the station when the train started.我剛到車站，火車就開

21、了。,表達(dá)“一就”的句式有： hardly/scarcely/barely.when. no sooner.than. as soon as/once the moment/minute/second. immediately/directly/instantly. on/upon(doing)sth. at/withn.(at the sight/thought/sound.of),No sooner had he begun to speak than the audience interrupted him.他剛要開始說話，觀眾就打斷了他。 The moment we arrived h

22、ome, it began to rain. 我們一到家，天就開始下雨了。 【提示】hardly/scarcely/barely.when.和no sooner.than.句型中，hardly，scarcely，barely，no sooner置于句首時(shí)，主句用倒裝語序，從句語序不變(不用倒裝)。,【解析】考查固定搭配。句意：他剛從法庭出來，記者們就向他提出了很多問題。hardly.when.為固定搭配，主句用過去完成時(shí)，hardly位于句首時(shí)，主句用倒裝語序，故選擇A項(xiàng)。 【答案】A,觀察下列從Reading中選取的句子，注意它們在語法形式和語意上的不同。 Here comes the bu

23、s. In the center of the hall stands a white piano. He has visited the museum.So have I. Down came the rain. The boy cant skate.Nor/Neither can his brother.,Only in this way can you make progress in English. Not until all the fish died in the river did the villagers realize how serious the pollution

24、was. No sooner had he arrived than he fell ill. Should it not rain, the crops would die. Child as he was, he lived on himself.,倒裝 將謂語或謂語的一部分放到主語的前面，這種句式被稱為倒裝。倒裝又可分為完全倒裝和半倒裝。將謂語動(dòng)詞完全移到主語之前的稱為完全倒裝，也叫全部倒裝；只將助動(dòng)詞、be動(dòng)詞或情態(tài)動(dòng)詞放到主語之前的稱為半倒裝或部分倒裝。,1完全倒裝 (1)here, there, now, then, thus等副詞置于句首，謂語動(dòng)詞常用be, come, go,

25、lie, run等動(dòng)詞。 Then came the news that Liu Xiang only came second because someone disturbed him. 消息傳來，因?yàn)橛腥藬_亂，劉翔只得了第二名。,(2)表示轉(zhuǎn)移或方位的副詞或地點(diǎn)狀語置于句首，謂語動(dòng)詞是表示動(dòng)作的動(dòng)詞。 On the left sat her husband. 她左邊坐著她的丈夫。 【提示】如果主語是人稱代詞，即使把上述兩類詞置于句首，主謂也不倒裝。 In he came and the lesson began. 他走進(jìn)來開始上課。,(3)代詞such作表語置于句首，表示“這樣的人”；“這

26、樣的物”，其后要用全部倒裝，謂語動(dòng)詞和后面的主語一致。 Such was the story he told me. 這就是他給我講的故事。 (4)表語置于句首時(shí)，倒裝結(jié)構(gòu)為“表語連系動(dòng)詞主語”。 Gone are the days when women were looked down upon.婦女受歧視的日子一去不復(fù)返了。,2部分倒裝 (1)句首為否定或半否定詞語，如no, not, never, seldom, little, hardly, at no time, in no way, not until., not only.but also, hardly/scarcely.wh

27、en, no sooner. than等時(shí)，要用部分倒裝。 Little did I dream of seeing such wonderful scenery. 我做夢也沒想到會(huì)看到這樣美妙的景色。,Never shall I do this again. 我再不會(huì)做這種事情了。 Not only can he speak English, but he can also speak Japanese fluently. 他不但會(huì)講英語，而且還能流利地講日語。,(2)句首為so, neither, nor時(shí)，要用部分倒裝。如果第一分句是肯定句，第二分句用so倒裝結(jié)構(gòu)；如果第一分句是否定句，

28、第二分句則用neither/nor倒裝結(jié)構(gòu)。 He is crazy about football and so is his brother. 他對足球著迷，他弟弟也是。 I dont know where he lives. Neither does she. 我不知道他住哪兒。她也不知道。,【提示】當(dāng)so引出的句子是用以對上文內(nèi)容的證實(shí)或肯定，表示“的確如此”時(shí)，不可用倒裝結(jié)構(gòu)，其構(gòu)成應(yīng)為：so上句的同一主語情/助/系(動(dòng)詞)。 若表示一個(gè)人的兩個(gè)或者兩個(gè)以上的情況，也適用于另一個(gè)人，則要用句型：So it is/was with sb.或者It is/was the same with

29、 sb.。,He works very hard. 他學(xué)習(xí)很努力。 So he does and so do you. 他的確如此，你也是。 He was born in Shanghai and brought up in Beijing. 他在上海出生，在北京長大。 It was the same with my friend Li Ping. 我朋友李平也是。,(3)句首為only副詞/介詞短語/狀語從句時(shí)，要用部分倒裝。 Only then did he realize the importance of his family. 只有在那時(shí)他才意識(shí)到家人的重要性。 Only after the anesthetist gave the p