1、新概念新概念2Lesson 21New words and expressionsmad 发疯，疯的发疯，疯的reason 原因原因sum 量量determined 坚定的，下决心的坚定的，下决心的mad（1）adj.生气的生气的你真是把我气坏了！你真是把我气坏了！You make me so mad.be mad at=be angry at（2）adj.发疯的发疯的把我逼疯把我逼疯drive me mad这只螃蟹疯了。这只螃蟹疯了。This crab is mad.迫使，驱使迫使，驱使reason 原因原因形近：形近：season 季节季节我们有不同的理由。我们有不同的理由。We have
2、 different reasons.他向我解释了原因。他向我解释了原因。He explained the reasons to me.我们没有理由害怕。我们没有理由害怕。We have no reason to fear.sum 量量一大笔，大量的一大笔，大量的 a large sum of一大笔钱一大笔钱a large sum of money建造这条路花了一大笔钱。建造这条路花了一大笔钱。Building this road cost a large sum of money.=A large sum of money was spent to build this road.deter
3、mined 坚定的，下决心的坚定的，下决心的她是一个意志坚定的女性她是一个意志坚定的女性,她下她下定决心要获胜。定决心要获胜。She is a determined woman,she is determined to win.我决定留在这儿。我决定留在这儿。I am determined to stay here.determine V.决定决定我们决定去旅行。我们决定去旅行。We determined to have a journey.aeroplane 飞机飞机在停机坪上停着好几架飞机。在停机坪上停着好几架飞机。There are some aeroplanes on the airf
4、ield.planeaeroplane口语化的用法口语化的用法书面语书面语乘飞机乘飞机by aeroplane=by plane=by airplane=by airdrive away（把车）开走，离去（把车）开走，离去他开车走了。他开车走了。He drove away in a car.你必须留在车里，然后开车你必须留在车里，然后开车走。走。You must stay in the car and then drive away.probably adv.大概，或许大概，或许probable 可能发生的，很可能可能发生的，很可能他可能是世界上最知名的画家。他可能是世界上最知名的画家。He
5、is probably the best-known painter in the word.我可能是对的。我可能是对的。I am probably right.一般现在时一般现在时We regard him as a hero.He is regarded(by us)as a hero.动词动词-be动词动词+动词的过去分词动词的过去分词宾变主，主变宾宾变主，主变宾一般将来时一般将来时We will/are going to buy a flat next month.A flat will be bought(by us)next month.will/be going to-will+
6、be+过去分词过去分词一般过去式一般过去式过去式过去式-was/were+过去分词过去分词He brought me a gift.A gift was bought(by him)to me.现在现在/过去进行时过去进行时be+V.ing-be+being+过分过分Those workers are building that bridge.That bridge is being built(by those workers).现在完成时现在完成时have/has+过去分词过去分词-have/has+been+过去分词过去分词I have watered those flowers.Tho
7、se flowers have been watered(by us).情态动词情态动词+V原形原形-情态动词情态动词+be+过去分词过去分词You must write this letter again.This letter must be written(by you)again.Aeroplanes are slowly driving me mad.I live near an airport and passing planes can be heard night and day.The airport was built years ago,but for some reas
8、on it could not be used then.some reason 某个理由某个理由Last year,however,it came into use.Over a hundred people must have been driven away from their homes by the noise.I am one of the few people left.Sometimes I think this house will be knocked down by a passing e into use 开始被使用开始被使用This school library c
9、ame into use last year.adj.留下留下的的I have been offered a large sum of money to go away,but I am determined to stay here.Everybody says I must be mad and they are probably right.What are aeroplanes doing to our writer?Where does the writer live?What can be heard night and day?When was the airport built
10、?When did the airport come into use?What does the writer sometimes think?Why has the writer been offered a large sum of money?How many ppl must have been driven away by the noise?Is the writer the only person left?Will the writer accept the money?(1)开车，驾驶开车，驾驶I cannot drive.(2)驱使，迫使驱使，迫使The noise drives me mad.(3)驱赶驱赶That farmer is driving his cattle.
