外研版高中英语选修9Grammar.ppt

or 1．或，或者 Would you like tea or coffee？你喝茶还是咖啡？ 2．否则 Hurry up, or youll be late.快点，否则你会迟到。 3. 要么 Either you or he is right.要么你是对的，要么他是对的。 4．也不(用于否定句) He cant read or write.他不会读也不会写。 5．(引出解释性词语)或者说 It weighs a kilo, or just over two pounds. 这东西重一公斤，或者说两磅多一点。 want 1．v.(通常不用于进行时) (1)想要，要 Do you want some more coffee？你还要些咖啡吗？ (2)需要 What this house wants is a good clean. 这个房子需要好好打扫一下。 The plants want watering daily.这些花草需要天天浇水。 (3)需要……在场 You are wanted on the telephone.有电话找你。 2．n. (1)需要的东西 She spent her life pandering to the wants of her children. 她一生都在设法满足子女的需要。 (2)want of sth缺少，不足 (3)贫困，贫穷 Visitors to the slums were clearly shocked to see so many families living in want.到过贫民窟的人看到有这么多的家庭生活在贫苦之中显然震惊不已。 why 1．adv.(用于问句)为什么，为何 Why were you late？你为什么迟到？ 2．conj.引导名词性从句。 Tell me why you did it？告诉我你为什么这样做？ 3．(反问)何必 Why bother to write? Well see him tomorrow. 还费事写信干什么？我们明天就见到他了。 4．作关系副词，引导定语从句，意为“……的原因”。 The reason why he was late is that he was ill. 他迟到的原因是因为他生病了。 5．语气词，(表惊讶或不耐烦)意为“嗨”。 Why Jane, it is you.嗨，简，是你。 固定搭配：Why not...？＝Why dont you...? (表赞同或提出建议)好哇，为什么不呢？ Why ever？究竟为什么？ Why ever didnt you tell us before? 你为什么不早告诉我们呢？ have/has been到过　have/has gone去了(某地) My brother has been to Beijing several times. 我哥哥去过北京好多次。 have been doing现在完成进行时 had been doing过去完成进行时 have been done现在完成时的被动语态 had been done过去完成时的被动语态 I have been learning English for five years. 我已经学了五年英文了。 He had been waiting for you a long time when I met him. 我遇见他的时候，他已经等你很久了。 been 1. 走，去 He goes to work by bus every day. 他每天乘汽车去工作。 2. 移动，行走 We had gone about fifty miles when the car broke down. 我们行驶了大约50英里，汽车突然抛锚了。 3. go doing表示在移动中做某事 She went sobbing up the stairs.她呜咽着上楼去了。 go 4．go on sth去做某事 go on a trip/go on leave去旅行/去休假 5．go for sth去参加，去从事(某项活动或运动) go for a swim/a walk去游泳/去散步 6．go＋adj.变得 go mad/blind疯了/瞎了 7．be gone不见了，失踪了；死了 常见短语搭配： go on with sth继续某事 go against sb/sth对某人(或某事物)不利；违抗某人/某事； 反抗某人/事 go away离开；走开 go back返回 go back to回到，回忆起，追溯到 go by过去 go down下沉，倒下，下跌 go