Unit 3Discovering Useful Structures ppt课件-(2022)高中英语新人教版（新教材）必修第三册.pptx

1、Learning ObjectivesBy the end of this class,you will be able to:1.understand the definition and functions of ellipsis.2.learn to summarize the usage of ellipsis.Discovering the rulesPA RT 1Observe and compare.Which one is simpler?Why?You cant park here.You cant take photos here.一般来说，只要不影响理解，能省略的地方就可

2、以省略。省略可使语言更加简洁，意思更加明确，句子结构更加紧凑。省略是为了避免重复、突出新信息并使上下文紧密连接的一种语法修辞手段。省略在语言中,尤其在对话中,是一种十分普遍的现象。Observe1.(You)Come in,please.2.(It)Sounds a good idea.3.(Do you)Want a watermelon?4.Some of us study Chinese;others(study)English.5.-Do you know Mr.Hu?-I know(him).6.-He hasnt finished the task.-Well,he ought t

3、o have(finished it).7.-Are you thirsty?-Yes,I am(thirsty).8.-Are you feeling better now?-(Im feeling)Better(now).SummaryEllipsis简单句省主语/主语和助动词省谓语省宾语省表语同时省几个成分ObserveBajie:There are so many apples.Wukong:Stupid!Some wild apples are poisonous and some are not.Tang Monk:I know.We all want to eat apples,

4、but we cant now.Check it out,Wukong.poisonouseat applesSummary.Ellipsis并列句andbut在并列句中，后一个分句常省略与前一分句 _ 的成分。相同they wereThough()tired,they kept on going.they wereCompare and think.While()walking to Tianzhu,they met lots of difficulties.they wereThey were not allowed to leave their station unless()told.

5、destination在以when,while,once引导的时间状语从句及以if,unless引导的条件状语从句中和though,although引导的让步状语从句中，如果主从句的主语一致,且从句中含有be动词时，从句中可省去_部分。主语+beWhen Newton was sitting under an apple tree one night,an idea came to him.If it is possible,let me know in advance.Observe and sum up.Tang Monk:If I hadnt got help from others,I

6、 would not have succeeded.=Had I not got help from others,I would not have succeeded.虚拟条件句中常省略if，将_提到主语前。had,were,shouldObserve and sum up.When they met the emperor,Tang Monk explained()they protected him during the journey and that he couldnt have reached the Western Paradise without them.在 从句中通常可以

7、省略连词 。但当有两个并列的宾语从句时，第_个that不能省略。宾语thatthat二Observe and sum up.Tang Monk:Is Wukong coming back?Sha Monk:I think so.(=I think he is coming back.)Bajie:Is he feeling better now?Sha Monk:Im afraid not.(=Im afraid he is not feeling better now.)为了避免重复前面所说过的内容，用替代词“so”表_ 前述事实，“not”表 _前述事实。赞同不赞同For a moment

8、 Tang Monk is almost faint.Observe and sum up.The man(that/who)Tang Monk is talking to is the emperor.在 从句中作 语的关系代词可以省略。限制性定语宾Summary.Ellipsis复合句 主语+be状语从句省略宾语从句省略定语从句省略作宾语的关系代词 if虚拟条件句,had,were,should提到主语前宾从并列时，第二个that 不省so表示赞同前述事实;not表示不赞同Observe and sum up.Tang Monk saw him(to)leap into the air a

9、nd fly north.在感官动词+宾语+宾补的结构中，省略 。不定式toHe was seen to leap into the air and fly north.Summary.Ellipsis动词后to的省略see,watch五（吾）看三（使）室两（听）厅一感觉notice,observelook atlethavemakehearlisten tofeelSummary.省略简单句并列句复合句省主语省谓语省宾语省表语同时省略几个成分状语从句省略宾语从句省略定语从句省略省略and后与前分句相同的成分省略but后与前分句相同的成分Applying the rulesPA RT 3Rew

10、rite the sentences by taking out the unnecessary parts.1.You mean you are planning a trip across the Atlantic for a holiday?It sounds like a good idea.2.He tried to solve his financial problems,but he couldnt solve the problems.3.If it is necessary,Ill finish my report on American poetry as soon as

11、it is possible.4.Are you going to dress like that?Wearing a dress might be better than wearing jeans and boots.5.Some wild mushrooms are poisonous and some are not poisonous.6.I really like that paper folding book,and my son likes that paper folding book,too.P30 2【实战演练】单句填空1.He was often noticed(lea

12、ve)the office after work.2.What do you suppose made her worried?(lose)a new cellphone.3.Children,when(expose)to an English-speaking atmosphere,will pick up the language much more easily.to leaveLosingexposed4.Mary wont attend the party even if _(invite).5.Though(warn)again and again,the young man st

13、ill drove after drinking,leading to his being fined.6.While(walk)along the street,I heard my name called.7.She seldom,if,goes to the movie theatre.invitedwarnedwalkingever8.The boy used to play with the knife though his father told him not.9.Some classmates suggest they _(go)to places of interest nearby.10.Her words made me(feel)happier than before.to(should)gofeelConclusionPA RT 4Finish the exercises.1.学练考语法部分2.课本P74-75 1.2.3题Homework.