新概念英语第二册课件(Lesson21Madornot).ppt
Lesson 21,Mad or not?,mad adj.发疯 sb.is mad“为而疯狂(着迷)”的表示方法：be mad abouteg.Im mad about English.be crazy abouteg.I slowly go insane/go crazy/go mad.They are going bananas.go bananas bn:nz(go+adj.变得)=go crazy=go mad(变疯了),sum sm n.量 a sum of+不可数名词 一笔 a large sum of 大笔的(large 指数量的大)a large sum of money 一大笔钱 a great many+可数名词复数 a great number of+可数名词复数 plenty of 足够多的,determined dt:mnd adj.坚定的,下决心的 be determined to do sth.下定决心做某事 make up ones mind decide to do sth.决定做=make a decision to do sth.determine v.下定决心,下定决心,Home and House home n.&adv.家，家庭，家园(着重指所居住的人，常有爱、温暖等隐含意义，有感情色彩)eg.I have a sweet home.我有一个甜蜜的家 house n.房子，房屋，住宅(指建筑物)eg.Wearesearchingthehouse.我们正在搜查这房子,1、Aeroplanes are slowly driving me mad.drive v.开车,驾驶(drove,driven,driving)drive to eg.I drove to Tianjing yesterday vt.赶，驱赶，围赶(猎物、敌人等)drive sb.away from 把某人赶走 drive sb.out of 把某人赶出去 drive sb.back eg.Our army drove the enemy back.vt.逼迫，迫使 drive sb.mad 逼疯,开车去往某地,撵回去,2、I live near an airport and passing planes can be heard night and day.night and day 日日夜夜，夜以继日(注意连读)passing planes 过往飞机(passing是现在分词，作定语，起形容词作用，修饰planes，“经过的(路过)，过往的”)eg.He forgot the girl with passing time.随着时间的消逝，他忘掉了那个女孩。,3、The airport was built years ago,but for some reason it could not be used then.years前不加确定的数词时，一般表示“许多年”years ago=many years ago some+不可数名词/可数名词复数 一些 some+可数名词单数 某一 for some reason eg.Well talk about it some other time.我们改日再,由于某个理由,4、I am one of the few people left.one of 之一(表示特指的一群人/一些东西中的一个，后面的名词用复数)left表示被留下来的，leave过去分词,left作定语放在被修饰词的后面 left 剩下的东西 eg.Who are left?I have a bag left.,【Key structures】被动语态 被动语态可以和大部分情态动词连用(包括具有情态功能的will和would)。eg.He may be told the news.The shops must be closed now.在句型“动词+间接宾语+直接宾语”中，这两个宾语都可以成为被动句的主语。但由于间接宾语通常是人，所以间接宾语成为被动句主语的时候要多些.,被动语态：be+动词的过去分词含情态动词的被动语态：can may must should+be+动词的过去分词 eg.The flowers should be watered every day.Cars mustnt be parked here.汉译英：我们应该在山上种许多树。（plant）eg.We should plant many trees被动形式：,Many trees should be planted,
