1、一、学习目标1. 过去完成时概念:表示过去的过去发生的动作构成：had+过去分词用法：（1）过去完成时表示在过去某时或某个动作之前发生的动作或存在的状态或表示经历或经验。eg: I said I_(see)the film twice.我说这部影片我已看过两次了。（2）过去完成时表示过去某一时间以前开始一直延续到那个时候并可能延续下去的动作。常和 by 或 since,for 引导的表时间的从句或短语连用，但必须要与一个表示过去时的动作相对照。eg: The train_(leave)when I got to the station.当我到车站时，火车已经开走了。The meeting _(
2、be) on for half an hour when I got there.当我到达那儿时，会议已经进行了半小时了。（3）过去完成时表示在某一动作之前已经完成的动作。过去的时间由before,after,when 引导的时间状语从句表示出来。eg:My mother_(cook)the meal before I got home.The bell_(ring)when I got to school.2.用 should,ought to, had better,have to 和 must 来提出建议英语中可用 should（应该）,ought to（应该）, had better（
3、最好）婉转、客气地向别人提出建议，其后都接动词原形。语气上 ought to 最强，should 比 had better 强。ought to 和 should 常可互换。【注意】had better 否定式是 had better not“最好不”，ought to 的否定式是 ought not to“不应该”。当用 must（必须）和 have to(不得不，必须)表示建议时，带有命令强迫的语气。eg; You must buy a ticket to go into the cinema./ You have to keep quiet in the library.3.用 why
4、not,why dont you 和 perhaps 来提出建议英语中也可用 why not（为何不），why dont you（你为什么不）和 perhaps（或许）来提出建议。why not 与 why dont you 之后接动词原形，perhaps 是副词通常用于句首。eg: Why dont you stop daydreaming?Look at this beautiful skirt.Why not try it on?Perhaps you should take more exercise.I.用动词的适当形式填空。1.You had better_(not be) lat
5、e for school again.2.He said that they _(not see)each other for 3 years.3.The film_(begin)before we got there.4.I went to bed after I_(finish)my homework.5.Why not_(try)your best to learn English well?五、课堂检测I用括号内所给词的适当形式填空。1. My father_(be)there when I arrived.2. We _(learn) ten English songs by las
6、t term.3. I didnt go to see the film yesterday because I_(see)it twice.4. He said that great changes_(take place)in the past few years.5. Why dont you_(take) a walk after supper?6. Youd better_(give)up smoking.7. Daniel arrived at school out of_(breathe).8. Mr Wu is always the first_(arrive)at schoo
7、l.II单项选择。( )1.When I arrived at the station, the train_.A.left B.has left C.have left D.had left( )2.-Must I go to Beijing tomorrow?-No,you_.A.mustnt B.cant C.must D.neednt( )3.It_Mr Wu.He has gone to Beijing.A.must be B.mustnt be C,can be D.cant be( )4.He _in the factory for three years before he j
8、oined the army.A,has worked B.works C.had worked D,will work( )5.By the end of last year the farmer_100,00 trees.A.planted B.has planted C.had planted D.plants( )6.I want to be an actor.-_join the Drama Club.A.Why not B.Why dont you C.Perhaps you should D.You must( )7.When I got to the concert, I re
9、alized I_my tickets at home.A. forgot B.had forgotten C.left D.had left( )8.You had better_all your effort_learning English well.A.put,to B.had put,into C.put,into D.had put.to( )9.We_stop riding when the traffic lights turns red.A.may B.must C.could D.canIII. 根据汉语，完成句子1. 米莉跑回学校因为她把钥匙忘在教室了。Millie_because she_her keys in the classroom2.吴先生总是第一个到校，最后一个离开。Mr Wu is always _arrive at school and_.3. 丹尼尔气喘吁吁的到了电影院。Daniel arrived at the cinema_.4. 你最好不要放弃英语，它非常有用。You _English,its very _.
