新概念2第45课(共47张)课件

1、新概念2第45课(共47张)新概念2第45课(共47张)A clear conscience 问心无愧Lesson 45A clear conscienceLesson 45I lost a large sum of money.I lost a large sum of money.What should we do when we lost money.Someone must have stolen my money.What should we do when we lostThe lostandfoundThe lostandfound新概念2第45课(共47张)新概念2第45课(共

2、47张)新概念2第45课(共47张)Once a thief, always a thief.偷盗一次，做贼一世。Set a thief to catch a thief.以贼捉贼。A thief is a thief, whether he steal a diamond or a cucumber.偷多偷少都是贼。A liar is worse than a thief.说谎比偷窃更可恶。A true man and a thief think not the same.君子与盗贼思想不同。some proverb on thievesOnce a thief, always a thie

3、f.sFirst listen and then answer the question:How did Sam get his money back?Today, we are going to learn a story about a man who steal a large sum of money.First listen and then answer tListen and anwser:1.This story is about _.A. Sam BenthB. Sam BentonC. Benth2.Did he found his wallet outside his f

4、ront door ?A.Yes ,he did B. No ,he didnt3.How much money was sent to the owner in total ?A.100 per cent B.25 per cent C.75 per cent Listen and anwser:Ask and answer:1. What had been lost in the village .2.Who lost the money?3.Sam was sure that the wallet must have been found by one of the villagers,

5、 but was it returned to him?4.How long did the money begin to return back ?5.How much money was contained in the newspaper? 6.Was all the money returned back?Ask and answer:1. What had beeNew words and expressions 生词和短语1.clear adj. kliadj.晴朗的, 清澈的；无愧的, 清白的；清楚的, 明白的；畅通的, 无阻的adv.清晰地, 清楚地；完全, 一直vi.转晴vt

6、.扫除, 清除；(从电脑中)消除(数据)；证明无罪; 宣告无罪New words and expressions 生词和短conscience n. 良心, 道德心I have a clear conscience. 我问心无愧a guilty/bad conscience 问心有愧 (guilty adj.犯罪的, 有罪的, 心虚的)conscience n. 良心, 道德心wallet n. 皮夹, 钱夹 (一般指的是男用的那种皮夹)purse n. 钱包(女士用)billfold n. 皮夹, 钱包(美语) (意为纸币折叠形成的, 很形象)wallet n. 皮夹, 钱夹 savings

7、 n. 存款savings account 存款账号deposit n. 定金deposit book, passbook 存折 overdraft, overdraw 透支 current deposit, current account 活期存款fixed deposit, fixed account 定期存款fixed deposit by installments 零存整取savings n. 存款难点:steal与rob的区别steal与rob：steal为偷。rob为抢，用法不同:steal其后接物+from+某人、某地，rob其后接人+of+抢的物品rob后接场所rob a bu

8、ilding 抢大楼(场所)rob a bank抢银行rob a house抢房子难点:steal与rob的区别steal与rob：The whole village soon learnt that a large sum of money had been lost.Sam Benton, the local butcher, had lost his wallet while taking his savings to the post office.The whole village soon learnt 1The whole village soon learnt that a l

9、arge sum of money had been lost.主从复合句，that引导宾语从句。 （1）village在这里为总称，指“村民”，the whole village指“全村的人”，后面通常跟单数动词（有时也可视为复数） eg:这消息使全村的人兴奋。The whole village was excited by the news.1The whole village soon learn（2）learn在句中的含义为“获悉”、“得知”：我刚刚得知她病了。Ive just learnt that she was ill.（2）learn在句中的含义为“获悉”、“得知”：3Sam

10、Benton, the local butcher, had lost his wallet while taking his savings to the post office. 简单句。while 引导的现在分词作伴随状语while he was taking his savings to the post office。现在分词这样用的前提是两个动词的主语是同一个，并且这两个动作通常是同时发生的.3Sam Benton, the local butche他一边打扫房间一边听音乐。He listened to music while cleaning the room.如果是主语不一致则

11、必须用从句：我打扫房间时，他在听音乐He listened to music while I was cleaning the room.他一边打扫房间一边听音乐。Sam was sure that the wallet must have been found by one of the villagers, but it was not returned to him.Three months passed , and then one morning, Sam found his wallet outside his front door. Sam was sure that the w

12、allet m4Sam was sure that the wallet must have been found by one of the villagersmust用于对过去已发生的事进行推测时，后面的动词要用完成式我到这儿的时候他已不在了。他一定早走了。When I arrived, he wasnt here. He must have left early.4Sam was sure that the walletIt had been wrapped up in newspaper and it contained half the money he had lost, toge

13、ther with a note which said: A thief, yes, but only 50 per cent a thief! It had been wrapped up in news5it contained half the money he had lost, 我们既可以说 half the money，也可以说 half of the money，它们可以互相替代，但是money前都必须有the，因为是指特定的钱。再如：这面包有一半已变质了。Half the bread/ half of the bread was bad.5it contained half t

14、he money In time, all Sams money was paid back in this way. The last note said : I am 100 per cent honest now!In time, all Sams money was p6In time, all Sams money was paid back in this way. 含一般过去式的简单句。（1）in time可以表示“经过一段时间”或“最终”、“迟早”： 我最终总有一天会把一切都告诉你的。 Ill tell you everything in time.6In time, all

15、Sams money was（2）in this way表示“用这样的方式”： 必须注意你的拼写。 这样你才能最终成为一个好秘书。 You must pay attention to your spelling. In this way, you can become a good secretary in time.（2）in this way表示“用这样的方式”：被动语态 被动语态的基本形式为助动词be + 及物动词的过去分词，即be done。被动语态的不同时态是通过助动词be的时态变化来体现的，其人称和数方面应与主语保持一致。在初中阶段要求掌握八种时态的被动语态和含有情态动词的被动语态

16、，其具体变化为：被动语态一般现在时：amisare done一般过去时：waswere done现在完成时：have has been done过去完成时：had been done现在进行时：amisare being done过去进行时：was / were being done一般将来时：shall will be done过去将来时：should would be done含情态动词：情态动词be done一般现在时：amisare doneam/is/are +done (过去分词) 一般现在时2) has /have been done 现在完成时 3)am/is /are bei

17、ng done 现在进行时 4)was/were done 一般过去时 5)had been done 过去完成时 Visitors are asked not to touch the exhibits.(展品）All the preparations for the task have been completedA new cinema is being built hereI was given ten minutes to decide.By the end of last year, another new gym had been completed in Beijing. am

18、/is/are +done (过去分词) 一般现在时Vi6)was/were being done 过去进行时 7)shall/will be done 一般将来时 8） should/would be done 过去将来时 被动语态的特殊结构形式1）带情态动词的被动结构其形式为：情态动词be过去分词。 A meeting was being held when I was there. Hundreds of jobs will be lost if the factory closes.The news would be sent to the soldiers mother as soo

19、n as it arrived.The baby can be taken good care of by the baby-sitter.6)was/were being done 过去进行时 A 被动语态的否定式:在第一个助动词后加not构成。We dont believe her .变被动She is not believe by us . 被动语态的疑问式：把第一个助动词提到主语之前,句尾加问号构成。例如：Where did they grow vegetables？（改为被动语态）Where _ vegetables _? (答案: were, grown) 被动语态的否定式:在第一

20、个助动词后加not构成。带双宾语的两种被动语态形式： 把指人的间接宾语用作被动句的主语，如： She gave me a book. I was given a book by her. 把指物的直接宾语用作被动句的主语，此时，间接宾语前需加介词to或for, 如： 1) She gave me a book. A book was given to me by her.带双宾语的两种被动语态形式： 2). She bought me a present. A present was bought for me by her.练习:Her mother gave her a new pen（变

21、被动）A new pen _ _ _ her by her motherwas given to新概念2第45课(共47张)主动语态变被动语态应注意的问题 1.把主动语态变为被动语态时，应保留主动语态原来的时态。如：She often cleans the house. The house is often cleaned by her.主动语态变被动语态应注意的问题 3) 当“动词+宾语+宾语补足语”结构变为被动语态时，将宾语变为被动结构中的主语，其余不动.Someone caught the boy smoking a cigarette(香烟）=The boy was caught sm

22、oking a cigarette.4）在使役动词have, make, get以及感官动词see, watch, notice, hear, feel, observe等变为被动结构时，要加toSomeone saw a stranger walk into the building=A stranger was seen to walk into the building. 3) 当“动词+宾语+宾语补足语”结构变为被动语态时，Som5) 有些相当于及物动词的动词词组，如“动词介词”，“动词副词”等，也可以用于被动结构，但要把它们看作一个整体，不能分开。其中的介词或副词也不能省略。 The

23、 meeting is to be put off till Friday5) 有些相当于及物动词的动词词组，The meeting 一、系动词 taste, smell, feel, sound, prove等可用主动形式表达被动意义。如:1这些花闻起来很香。2那听起来很有道理。3那食物尝起来很可口。These flowers smell sweet.That sounds very reasonable. The food tastes delicious.一、系动词 taste, smell, feel, soun二、某些与 cant wont 等连用的不及物动词，如move, lock

24、, shut, open 等可用主动形式表达被动意义。如：1盒子不能移动。2门不会关。The box cant move.The door wont shut.二、某些与 cant wont 等连用的不及物动1盒子不三、某些可用来表示主语内在品质或性能的不及物动词，如 sell, write, wash, clean,last(耐久), wear(耐穿), 等可用主动形式表达被动意义. 如:This kind of food sells well. 这种食物畅销。This cloth washes well and lasts long. 这布料经洗、耐穿。The floor doesnt clean easily. 这地板不容易弄干净。三、某些可用来表示主语内在品质或性能This kind of五、形容词 worth 后面要用动名词的主动形式表示被动意义。如：1小说值得一读。2事情值得做。The novel is worth reading.The thing is worth doing.五、形容词 worth 后面要用动名词的主1小说值得一读。T四、在动词 req