新概念第二冊第21課

1、Lesson 21Mad or not? New words 1 mad md adj.發(fā)瘋 2 reason ri:zn n.原因 3 sum sm n.量 4 determined dit:mind adj.堅定的，下決心的mad adj 發(fā)瘋的 1.“為而瘋狂（著迷）be mad about Im mad about English.= be crazy about go mad 發(fā)瘋，發(fā)狂 = go crazy2.be mad at sb 生某人的氣3.drive sb mad 逼瘋reason n. 原因 for this reason for this reason 由于這個原因由

2、于這個原因EgEg: For this reason, I was late.: For this reason, I was late. for for some some reason reason 由于某個原因由于某個原因 ( some: ( some: 某一個，加可數(shù)名詞單數(shù)某一個，加可數(shù)名詞單數(shù)) )the reason is that the reason is that 理由是理由是sum n. 量a large sum of:大量的，經(jīng)常跟錢連用一大筆錢a large sum of moneydetermined adj 堅定的，下決心的堅定的，下決心的determine vt

3、. 決定，決定，確定，確定，determine to do sth 決心做某事決心做某事eg. We determined to study English hard. be determined to do sth. 下決心做某事下決心做某事eg. I am determined to stay here. 我決定留下來。我決定留下來。 表示下決心做某事，句型知多少？表示下決心做某事，句型知多少？decide to do sthmake a decision to do sthmake up ones mind to do sthListen and answerHave most of h

4、is neighbors left their homes ornot?What is the writer determined to do ?Aeroplanes are slowly driving me mad. I live near anairport and passing planes can be heard night andday. The airport was built years ago, but for somereason it could not be used then. Last year, however,it came into use. Over

5、a hundred people must havebeen driven away from their homes by the noise. Iam one of the few people left. Sometimes I think thishouse will be knocked down by a passing plane. Ihave been offered a large sum of money to go away,but I am determined to stay here. Everybody says Imust be mad and they are

6、 probably right.課文講解課文講解Mad or not?1、Mad or not? = mad or not mad? or not 在疑問詞的后面，表示在疑問詞的后面，表示“是還不是是還不是”，選擇概念，選擇概念2、Aeroplanes are slowly driving me mad. 1). aeroplane = airplane 飛機飛機 2). drive sb mad 把某人逼瘋把某人逼瘋 （難點（難點P94) e.g. You are driving me mad. drive (drove , driven) eg. He drives his car ver

7、y badly. 他他開車開車技術(shù)非常糟糕技術(shù)非常糟糕。 eg. The farmer drove the cattle in the field. 那位農(nóng)夫把牛那位農(nóng)夫把牛趕進趕進田田里里。 eg. Our army drove the enemy back. 我們的軍隊把敵人我們的軍隊把敵人趕回去趕回去了了。 eg. During the war, many people were driven out of their homes.戰(zhàn)爭期間，許多人被趕出家園戰(zhàn)爭期間，許多人被趕出家園。3、I live near an airport and passing planes can be h

8、eard night and day. night and day 日日夜夜，夜以繼日 passing planes 過往飛機 （passing是現(xiàn)在分詞，作定語，起形容詞作用，修飾planes，“經(jīng)過的(路過)，過往的”） He forgot the man with passing time. 隨著時間的消逝，他忘掉了那個人。 sleeping baby 正在睡覺的小孩 waiting car 正在等待的車4、The airport was built years ago, but for some reason it could not be used then.1)years前面不加確

9、定的數(shù)詞時，一般表示“許多年”years ago = many years ago，weeks等的用法與它相似 I have not seen him for weeks.2)for some reason由于某個理由 some+可數(shù)名詞單數(shù)：某一可數(shù)名詞單數(shù)：某一 some book some+可數(shù)名詞復(fù)數(shù)：一些可數(shù)名詞復(fù)數(shù)：一些 some books some+不可數(shù)名詞：不可數(shù)名詞： 一些一些 some water 5.Last year, however, it came into use. Over a hundred people must have been driven awa

10、y from their homes by the noise. 1) come into use:投入使用投入使用(物作主語）物作主語）eg. The airport came into use last year. 2) over = more than3) away from 離開離開4) Home ,family與與 house 的區(qū)別（的區(qū)別（P94難點）難點） home:家家,強調(diào)有感情強調(diào)有感情;house僅僅指房子僅僅指房子;family:家人家人 home=family+house must have done 對發(fā)生完的事情有把握的判斷對發(fā)生完的事情有把握的判斷 must

11、have been done （被動形式）（被動形式）6.I am one of the few people left. Sometimes I think this house will be knocked down by a passing plane. 1). one of 的用法（的用法（3點）點） +名詞復(fù)數(shù)名詞復(fù)數(shù) +謂語動詞的單數(shù)謂語動詞的單數(shù)+形容詞的最高形容詞的最高2）leave-left-left , left作定語后置作定語后置,常放常放n.后后,意思是意思是“剩下的，剩下的，剩余的剩余的”. I have a bag left. There is ten cents

12、 left in my pocket. 3)sometimes 有時候有時候 sometime （過去或?qū)恚┠硶r候（過去或?qū)恚┠硶r候 some time 一段時間一段時間 some times 幾次，幾倍幾次，幾倍 （注：這是中國人的用法，地道的說法（注：這是中國人的用法，地道的說法是：是：several times）4）knock down 拆散，撞倒拆散，撞倒 knock at 敲敲 I have been offered a large sum of money to go away, but I am determined to stay here. offer v. 提供（相當(dāng)于

13、give） offer help 提供幫助 offer a sum of money 提供一筆錢 offer a job 提供一份工作 offer sb sth offer sth to sb be determined to do sth 下定決心要做7.Everybody says I must be mad and they are probably right.1）Everybody不定代詞作主語謂語動詞用單數(shù)不定代詞作主語謂語動詞用單數(shù)2）must be 表表對現(xiàn)在事實的肯定對現(xiàn)在事實的肯定推測推測 動詞語態(tài)動詞語態(tài)英語動詞有兩種語態(tài) 主動語態(tài)：主語是動作的執(zhí)行者 被動語態(tài)：主語是動

14、作的承受者 Many people speak English.(主動語態(tài)) English is spoken by many people.(被動語態(tài))被動語態(tài)構(gòu)成被動語態(tài)構(gòu)成 助動詞助動詞+及物動詞的過去分詞及物動詞的過去分詞 （ be + P.P.)以以see為例，比較主動語和態(tài)被為例，比較主動語和態(tài)被動語態(tài)的結(jié)構(gòu)形式動語態(tài)的結(jié)構(gòu)形式時態(tài)主動語態(tài)被動語態(tài)(be+過去分詞）一般現(xiàn)在時see / seesam(is,are)+seen一般過去時sawwas(were)+seen一般將來時will (shall) +seewill(shall)+be+seen(過去將來時)would(sho

15、uld)+seewould(should)+be+seen現(xiàn)在進行時am(is,are)+seeingam(is,are)+being+seen(過去進行時)was(were)+seeingwas(were)+being+seen現(xiàn)在完成時have(has)+seenhave(has)+been+seen(過去完成時)had+seenhad+been+seen含情態(tài)動詞情態(tài)動詞+see情態(tài)動詞+be+seen主動語態(tài)改為被動語態(tài)的方法 將主動語態(tài)的賓語改為被動語態(tài)的主語。將主動語態(tài)的賓語改為被動語態(tài)的主語。 將主動語態(tài)的謂語動詞改為將主動語態(tài)的謂語動詞改為“be+過去分過去分詞詞”結(jié)構(gòu)。結(jié)構(gòu)。

16、 將主動語態(tài)的主語改為介詞將主動語態(tài)的主語改為介詞 by之后的賓之后的賓語，放在謂語動詞之后（有時可省略）。語，放在謂語動詞之后（有時可省略）?？隙ň洌穸ň浼耙蓡柧淙缦?。Cars are made in Changchun. Cars are not made in Changchun. -Are cars made in Changchun? (-Yes, they are./No,they arent.) Where are cars made? p26被動語態(tài)使用方法被動語態(tài)使用方法 When can we use the passive voice?1.不知道動作的執(zhí)行者是誰，或沒有

17、必不知道動作的執(zhí)行者是誰，或沒有必要指出動作的執(zhí)行者時。要指出動作的執(zhí)行者時。 My bike was stolen last night. Letters are collected at eight every morning. 2. 為了強調(diào)或突出動作的承受者時。為了強調(diào)或突出動作的承受者時。 The desk was made by Master Wang. The bag was taken away by his sister. 3. 為了更好地安排句子為了更好地安排句子The well-known person got on the bus and was immediately

18、 recognized by people. （一個主語就夠了） 4. 在上下文中，為了使句子間連接在上下文中，為了使句子間連接緊密時。緊密時。如：如： I have a new skirt. It was given to me as a birthday present by my aunt. 將下列句子改成被動語態(tài)。 1.We use English as a foreign language. English is used as a foreign language( by us) 2. People write business letters in English Busines

19、s letters are written( by people) in English. 3.They make telephone calls in English. Telephone calls are made( by them) in English. 4.Travelers and business people use English. English is used by travelers and business. 5.Farmers grow rice in Zhejiang. Rice is grown by farmers in Zhejiang主動語態(tài)變?yōu)楸粍诱Z態(tài)時注意主動語態(tài)變?yōu)楸粍诱Z態(tài)時注意1. 含直接賓語和間接賓語的主動語態(tài)變?yōu)楸粍诱Z態(tài)時有兩種情況: 2. Eg He gave the boy an apple. (1)把間接賓語改為主語,直接賓語保留不變: The boy was given an apple (2)把直接賓語改為主語,此時,間接賓語前要 加to或for. An apple was given to the boy. (give, pass, show, send- to ) (buy, draw, make, -for )1.含雙賓語的被動含雙賓語的被動My father gave me a