新概念二第21课课件.2014年2月12日.ppt

Lesson Twenty ---one Mad or not He will repair your watch. He can repair your watch.Your watch _______ _______ _______ by him. They must test this new car. This car_______ _______ __________. You have to write this letter again.This letter _______ ______ _______ ______ again. 把下列句子变成被动语态1.I told you he would do it.2.I told you he could do it. 3. Someone has stolen my bag.4.Someone must have stolen my bag. 被动语态的时态妙记歌诀被动不离 “be” p.p., p.p.前面助词be主谓一致莫忘记，句中时态要留意。am, is are 现在时→am ,is are +p.p.was和were 表过去→was 或were+ p.p.完成have/has been→have has been+p.p.将来、情态be原形→will(can,may,must)+be +p.p.进行时态两个be ,前表时态后加--ing →be+being+p.p. New words and expressions生词和短语 Aeroplanes are slowly driving me mad He drives his car very badly. The farmer drove the cattle into the field. Our army drove the enemy back. During the war, many people were driven out of their homes. Drive1.drive sb. mad 把某人逼疯2.drive sb.back 把某人撵回去3.drive 开车4.drive …into 把……赶到5.drive out of 赶出…… 动词语态 英语动词有两种语态 主动语态：主语是动作的执行者 被动语态：主语是动作的承受者 Many people speak English.(主动语态) English is spoken by many people.(被动语态) Tell the story 1 Aeroplanes - slowly - mad 2 live - airport - passing planes - heard - and day 3 airport - built - years ago - not used 4 Last year - came - use 5 hundred - driven away - homes - noise 6 I - one - few - left 7 think - house - knocked down - plane 8 offered - sum - go - determined - here 9 Everybody - mad - probably right catch 7.Everybody says I must be mad and they are probably right. 1）Everybody不定代词作主语谓语动词用单数 2）must be 表对现在事实的肯定推测 catch caught caught 抓到 catch up with 追上，赶上 catch a cold 感冒 catch the train 赶上火车 反 miss the train * * Your watch ______ ______ _________ by him. will be repaired can repaired be must be tested has to be written 1.I told you it would be done.2.I told you it could be done.3.My bag has been stolen.4.My bag must have been stolen. mad adj 发疯的 mad adj 发疯的 1.sb. is mad 2.“为……而疯狂（着迷）”的表示方法： ①be mad a