It的用法導(dǎo)學(xué)案

1、精選優(yōu)質(zhì)文檔-傾情為你奉上M6U3Period 5 Grammar It的用法（導(dǎo)學(xué)案）【學(xué)習(xí)目標(biāo)】：熟悉課文中出現(xiàn)的it句型，能熟練運(yùn)用該句型，并了解其他常見it句型?！緦W(xué)習(xí)重點(diǎn)】：it做形式主語和形式賓語【學(xué)習(xí)難點(diǎn)】：運(yùn)用it 句型【學(xué)習(xí)內(nèi)容】： It表指代(人、事物、時(shí)間、日期、地點(diǎn)、天氣、溫度、距離、環(huán)境等。) It作形式主語、形式賓語【學(xué)習(xí)步驟】：呈現(xiàn) 仿句 歸納 反饋【自學(xué)】 一、作代詞1(1)、it代替上文提到的物（單數(shù)不可數(shù)）或事或人（身份不明確）。My dictionary is missing. I cant find it.（it代替前面的_）Tom has failed

2、 in the exam. Have you heard about it. （it代替前面_）Someone is knocking at the door. -Who is _?- _ me.(2)、it與one的區(qū)別：都可以代表前面說過的名詞，但it用于同名同物；one則用于同名異物。- Do you still have the bicycle?- No, I have sold _. I have bought a new _.(3)、it與that的區(qū)別： it同名同物，但that指同類，并非同一個(gè)，而且只能指代不可數(shù)名詞。The climate of South China is

3、 mild; I like_very much.The climate of South China is much better than_of Japan.2用于表達(dá)時(shí)間，距離，天氣、環(huán)境等。Its half an hours walk from here to our school此處it 指代的是_.Its nice and warm hereBut its two oclock now, and its time for us to go to school此處it分別指代_, _, _.注意下列幾種表示時(shí)間的句型 .It is (high/about) time that sb s

4、hould do sb did sth.是我們離開去上海的時(shí)候了。_.It is the first ( second . ) time that (完成時(shí))。這是我第一次被表揚(yáng)。_.It ishas been . since .他們結(jié)婚三年了。 _ . It will (not) be + 時(shí)間段+ before sb. do sthIt was (not) + 時(shí)間段+ before sb. did sth若主句用一般將來時(shí)態(tài)，從句用一般現(xiàn)在時(shí).若主句是肯定句意思是“要過多長時(shí)間才會發(fā)生某事”；若主句是否定形式翻譯成“用不了多久就會發(fā)生某事”若主句是一般過去時(shí)從句也用一般過去時(shí)。若主句是肯

5、定句翻譯成“多長時(shí)間之后才”，若主句是否定形式翻譯成“沒過多久就”。如： It was 3 days before he went to Beijing. It will not be long before he finishes his job.   _before the situation improves. 這種狀況或許要過許多年才能得以改善。 _before I realized the truth.  過了很長一段時(shí)間我才了解到真相。 _before she became a brave solider.   沒過多久她

6、就成了一名勇敢的戰(zhàn)士。我們下次再見要兩年以后了。_. Its + 時(shí)間點(diǎn) + when-Its 8 oclock when I get home from work every day. 每天我下班回家時(shí)已經(jīng)八點(diǎn)了。 _he got up and did morning exercises. 他們起床做早操是在早上六點(diǎn)鐘。二. it 作形式賓語，來代替真正的賓語（不定式，動(dòng)名詞或從句），以使句子保持平衡。“6123結(jié)構(gòu)”句型。 6 指主句中常用的動(dòng)詞：think, believe, make, find, consider, feel； 1 指的是這些動(dòng)詞后的形式賓語 it

7、； 2 指的是賓補(bǔ)的兩種形式：形容詞或名詞； 3 指的是真正賓語的三種形式：不定式短語, 動(dòng)名詞短語或 that 引導(dǎo)的賓語從句。 We think it important to learn a foreign language.在該句中動(dòng)詞是_, 形式賓語是_, 賓補(bǔ)是_, 真正的賓語是_He made it clear that he was not interested in that subject.在該句中動(dòng)詞是_, 形式賓語是_, 賓補(bǔ)是_, 真正的賓語是_I think it no use arguing with him.在該句中動(dòng)詞是_, 形式賓語是_,

8、 賓補(bǔ)是_, 真正的賓語是_enjoy, like, dislike, love, hate, prefer, appreciate等表示喜好的動(dòng)詞+ it + when/ if引導(dǎo)的從句I dislike it when others laugh at me in public or think poorly of me behind._send me the application forms as soon as possible. 若能盡快寄來申請表格,我將不勝感激動(dòng)詞（短語）+ it + that- dislike, like, see to, look to, depend/rel

9、y on_she will fulfill the plan. 你們可以相信她會完成這個(gè)計(jì)劃。三. 為了保持句子平衡，避免頭重腳輕，it作形式主語，來代替真正的主語(不定式,動(dòng)名詞,從句). 常見句型： It is +adj.+ ( for sb. ) to do sth. (A) It is +adj. + (of sb.) to do sth. (B)在句型A中，形容詞是用來修飾事情的；如important, necessary, easy, safe, common, hard, difficult , impossible。 翻譯：對她來說參加派對很重要。_.在句型B中，形容詞是表示s

10、b特征的形容詞，有：kind, brave, careless, clever, cruel, foolish, polite, rude。 翻譯：你幫助老年人，真是太善良了。_. It takes sb. . to do sth. “做要花某人” 思考：真正的主語是誰？ 修我的電腦花了我一個(gè)月的時(shí)間。_. It is no good no use a waste of time doing sth. 思考：真正的主語是誰？ 做這項(xiàng)工作是浪費(fèi)時(shí)間。_. It doesnt matter whether ( if ) . 不論（是否）沒關(guān)系 思考：真正的主語是誰？ 他支不支持

11、這個(gè)計(jì)劃都沒關(guān)系。_. It is said (reported, learned.) that .“據(jù)說”（據(jù)報(bào)道，據(jù)悉） 思考：真正的主語是誰？ 據(jù)說他進(jìn)監(jiān)獄了。_ . It is a pity ( a shame . ) that .sb.(should) do sth. 思考：真正的主語是誰？ 真可惜我們輸?shù)袅吮荣?。_.It is no wonder (that). 難怪_ 難怪你看上去如此高興。. It is suggested ( ordered . ) that we obey the traffic rules.思考：真正的主語是誰？像 suggest這類表示建議、要求的詞，t

12、hat 后的從句要用_. It seems (appears)/ happens that 好像/碰巧 他好像犯了一個(gè)錯(cuò)誤。_ It turns out that 結(jié)果證明 _well have a happy, peaceful festival. 結(jié)果證明，我們要過一個(gè)快樂、安寧的節(jié)日。 It strikes sb that 打動(dòng)某人 _the small town is so beautiful. 最感動(dòng)我的是這個(gè)小鎮(zhèn)如此之美。 It occurs to sb that . 某人想起(hit/strike/come to /occur to)_she would refuse his i

13、nvitation.他沒有想到她會拒絕他的邀請。_ he might be in trouble. 我怎么也沒有想到他會遇上麻煩。 It verb sb clause(surprise/ delight/ interest disappoint/ bother)我開電視會不會吵著你?四it用于強(qiáng)調(diào)句。It is/ was + 被強(qiáng)調(diào)部分+ that/ who（強(qiáng)調(diào)人）+ 其它部分。思考：判斷是否強(qiáng)調(diào)句的依據(jù)是什么？ 針對I met Li Ming at the railway station yesterday.句子進(jìn)行強(qiáng)調(diào)。強(qiáng)調(diào)主語：_ met Li Ming at the railway

14、station yesterday. 強(qiáng)調(diào)賓語：_I met at the railway station yesterday.強(qiáng)調(diào)地點(diǎn)狀語：_that I met Li Ming yesterday.強(qiáng)調(diào)時(shí)間狀語：_that I met Li Ming at the railway station.思考：如何把這個(gè)句子改寫成一般疑問句和特殊疑問句。注意：not until 的強(qiáng)調(diào)句，把not和until放一起。It is/ was not until + 被強(qiáng)調(diào)部分 + that + 其它部分。普通句：He didnt go to bed until his wife came back.強(qiáng)

15、調(diào)句：5 其它固定句型If it were not for / If it hadnt been for 若不是因?yàn)開, I would punish you. 要不是他在場，我會處罰你的。 要不是他們幫助，這些困難我們不克服不了的。_ It is up to sb to do sth 該由某人做某事Its_ to make the choice. 得由你來作選擇。六用在一些固定搭配中make it 及時(shí)趕到；成功；辦成 catch it 被責(zé)罵；受處罰get it 明白 Take it easy. 別著急。 Thats it. 這就對了。If I can help it. 如果我有辦法的話。

16、 You will catch it. 當(dāng)心；小心worth it 有好處，值得做請翻譯下列句子I'll not give you any trouble if I can help it._The new car cost a lot of money, but it's certainly worth it. _The train goes at10:15. I think we shall make it ._If your father finds you here you'll really catch it!_You will make it if you

17、try._I thought he would be too old to get to the top of the mountain, but he made it at last._【課堂檢測】一單句語法填空1. My bike is missing. I cant find _ anywhere. 2. - Whos that?- _ is Professor Li. 3. The color of my coat is different from _ of yours. 4. _ will do you good to do some exercise every morning. 5. We think _ our duty to pay taxes to our government. 6. _ was Jane that I saw in the library this morning. 7. It was not until he came back from Africa that year _ he met the girl he would like to m