初中英语-非谓语动词教案设计(共6页).doc
精选优质文档-倾情为你奉上初中英语非谓语动词 教案Non-finite Verbs（非谓语动词）Teaching aims:1. Ask the class to learn more about the Non-finite Verbs.2. Help the class use the Non-finite Verbs freely and correctly.Key and difficulties:1. The tenses and voices of the Non-finite Verbs.2. The on-finite Verbs used as Subject, Object, Attribute, Adverbial, Object complement ect.3. The differences between the infinitive, the Past Participle and the Present Participle.Teaching Methods:1. Explain the basic uses of the Non-finite Verbs.2. Emphasize the important and difficult points.3. Practice.Teaching aids: A computer and a blackboard.Teaching Procedures:Step 1. Lead- in I want to go to the park (want 是谓语，to go 是非谓语)Step 2. Explain the tenses and voices of the Non-finite Verbs.时 态主 动被 动意 义一般式to doto be done与谓语动作同时或之后发生进行式to be doing正在进行完成式to have doneto have been done之前发生完成进行式to have been doing 之前发生，仍在进行分词主 动被 动用 法意义现在分词一般式doingbeing done同时发生1.主动2.进行3. 既主动又进行完成式having donehaving been done之前发生过去分词done 1.被动2.完成3.既被动 又完成Step 3. Explain the basic uses of the Non-finite Verbs. 不定式1 构成：to动词原形，即：to do形式。其否定形式为：not to do。如： The teacher tells me to finish my homework after school.老师告诉我放学后完成我的家庭作业。2动词不定式具有名词、形容词和副词的特征，因此在句中可以作主语、表语、宾语、宾语补足语、定语和状语。作主语To help the old is our duty.帮助老人是我们的职责。注意：动词不定式作主语时，为了保持句子的平衡，往往用it作形式主语，而把不定式短语置于谓语动词之后。“It's adj.of sb.不定式”表示“某人(做某事)”。这一句型中常用表示性质、品格的形容词 如：It's kind of you to help me.你帮了我，你真好。“It's adj.for sb.不定式”表示“做某事对某人来说”。如：It's dangerous for you to climb that tall tree.对你来说，爬上那个高树是危险的。作表语 To eat is to live，but to live is not to eat.吃饭是为了活着，但活着并不是为了吃饭。作宾语，常接不定式作宾语的动词有：decide(决定)，expect(期望)，forget(忘记)，hope(希望)，pretend(假装)，try(尽力)等。如：I want to borrow your bike.我想借你的自行车。作宾语补足语 ，常接不定式作宾语补足语的动词有：ask(要求)，tell(告诉)，want(想要)，teach(教)，wish(希望)，help(帮助)，warn(警告)，invite(邀请)，encourage(鼓励)等。如：She asked me to answer the phone while she was out.当她出去的时候，她叫我接电话。作定语 动词不定式作定语时，常置于被修饰名词之后作后置定语，且被修饰的名词与不定式的动词有动宾关系或介宾关系。如：He wants some water to drink.他想要些水喝。(动宾)He has no friends to talk with.他没有可以与之交谈的朋友。(介宾)注意：当不定式修饰的名词是time，place或way时，不定式后的介词习惯省去。如：He had no place to live(in)他没地方住。有些名词常用不定式作定语。如：a chance to go to school上学的机会no time to think about rest没时间考虑休息a way to learn(of learning)English学习英语的一种方法作状语 They ran over to welcome us.(表目的) 他们跑过来欢迎我们。Paul is too excited to say anything.(表结果) 保罗激动得说不出话来。I'm sorry to trouble you.(表原因) 很抱歉打扰你。注意：有些动词不定式在使用时，要省去to。具体有：在动词let，feel，see，look at，watch，have，make，notice，hear等动词后，动词不定式作宾语时，要省略to。但在变被动语态时，省略的to要加上。如：I heard someone knock at the door.我听到有人在敲门。在would you please，had better，why not，would rather等结构的句型后，要用不带to的不定式。如：You'd better go to bed early.3特殊疑问词动词不定式(why 除外)如：I don't know what to do.我不知该做什么。动名词：动名词具有名词的性质，在句中可以作主语、表语、宾语、定语等。如：Saying so much is useless.说那么多没用处。(主语)My greatest pleasure is traveling.我最大的乐趣是旅游。(表语)She enjoys going to the cinema.她喜爱看电影。(宾语)There is a swimming pool here.这儿有一个游泳池。(定语)注意：(1)初中阶段常见的接动名词的动词或动词短语有：enjoy(喜欢)，finish(完成)，keep(保持)，practice(练习)，mind(介意)，suggest(建议)，be busy(忙于)；be worth(值得)，can't help(禁不住)，give up(放弃)，be used to(习惯于)，stop/prevent/keepfrom(阻止)，look forward to(盼望)；feel like(想要)；be good at(擅长)；be interested in(对感兴趣)；succeed in(成功)等。(2)有些动词既可接不定式也可接动名词形式作宾语，但表达的意思不同。stop doing sth.停止做某事stop to do sth.停下来去做某事try doing sth.尝试做某事try to do sth.尽力去做某事forget doing sth.忘了做过某事forget to do sth.忘了要做某事（未做）remember doing sth.记得做过某事remember to do sth.记得要做某事（未做）need doing sth.需要做某事（被动含义）need to do sth.需要去做某事（主动含义）【例】 Isn't it strange that the cat is used to_(lie)beside the dog peacefully? 答案： lying【例】 It is worth_(mention)that Nanjing has entered Top 10 Appealing Chinese Cities. 答案： mentioning【例】 Would you mind_(turn) down the music？The baby is sleeping.答案：turning分词：To know the differences between the infinitive, the Past Participle and the Present Participle.Step 4. Practice.Step 5. Summary and HomeworkBlackboard Design(optional).专心-专注-专业
