新概念第二册lesson20课件.ppt

1、What does this picture remind you of?Lead-inRiver-snowA hundred mountains and no bird,A thousand paths without a footprint.A little boat,a bamboo cloak,An old man fishing in cold river-snow.another versionFrom hill to hill no bird in flight;From path to path no man in sight.A lonely fisherman afloat

2、.fishing snow in lonely boat.New Concept English Lesson 20 One man in a boat 独坐孤舟content一二三四单词学习单词学习课文听译课文听译要点详解要点详解语法项目语法项目words单击此处添加内容catchfisherman bootwaste realize v.抓到n.钓鱼人，渔民n.靴子n.浪费v.意识到【New words and expressions】生词和短语catchv.抓到抓到（caught;caught)近近义词：grab，seize，hold，takeholdof词组：catchthebus-m

3、issthebuscatch/draw/attractonesattention吸引某人注意力吸引某人注意力=catch/draw/attractoneseyes：catchfire(动作作)-beonfire(状状态）catchacold-haveacoldcatchsb.doingsth.抓住某人做某事抓住某人做某事eg.Thelittleboy_applesfromthegarden.was caught stealing The early bird catches the worm.笨鸟先飞，笨鸟先飞，捷足先登。捷足先登。catch sight of：看：看见=seecatch up

4、 with:赶上，跟上赶上，跟上 Go ahead please.Ill soon catch up with you.fisherman n.钓鱼人，渔民钓鱼人，渔民fish fisherman(pl.fishermen)注注不要忘了不要忘了er1)fish 鱼鱼（pl.)单复数同形单复数同形They caught many fish that morning.2)fishes 不同种类的鱼不同种类的鱼 3）fish v.钓鱼钓鱼 like enjoy am fond of am keen onfishingI waste vt./n.浪费1)waste vt.浪费浪费你在浪费时间！你在浪费

5、时间！2)waste n.浪费浪费 a waste of 对对的浪费的浪费 It is a waste of time/money(doing sth./for sb.to do sth.)和女人约会简直是在浪费和女人约会简直是在浪费青春！青春！realize v.意识到real adj.真的真的 realize v.意识到意识到reality n.现实现实1）认识到，意识到）认识到，意识到（不用于被动语态，不用于进（不用于被动语态，不用于进行时态，行时态，人人做主语。）做主语。）realize(=be aware of)ones mistakeHe realized that the bea

6、utiful girl was lying.2)vt.实现实现（计划等）（计划等）（可用于主动，也可用于被动）（可用于主动，也可用于被动）realize ones hope/dream/plan张无忌终于实现了他的梦想。张无忌终于实现了他的梦想。Zhang wuji realized his dream at last.His dream was realized at e true 成为现实成为现实（物物作主语，无被动语态）作主语，无被动语态）Listen and then answer the question.听录音，然后回答以下问题。1.What is the writers favo

7、urite sport?2.What do some unlucky fishermen catch?3.Does he ever catch anything?4.Is he really interested in fishing?5.What is the only thing that interests him?【课文讲解】Fishing is my favourite sport.动词ing(动名词)：1.做主语；2.做宾语favourite adj.最喜欢的 (无比较级，最高级)n.心爱的人(物)，最喜爱的东西That song is one of his favourites.

8、I often fish for hours without catching anything.without prep.没有（可放句首，句尾）prep+n./v.-ing/pron.He went out without saying anything.=He went out and he didnt say anything.I can not live without you.鱼离开水不能活。But this does not worry me.worry v.使担心worry sb.使担心 困扰某人 My little daughter worried me a lot.be wo

9、rried about 对感到担心Instead of catching fish,they catch old boots and rubbish.instead of 不做而做（可置于句首或句尾）instead of 后面的词一定是没有做的，可以放在主句后面我去了学校而不是待在家里。I went to school instead of staying at home.是他参军而不是他的哥哥。He joins the army instead of his brother.instead of+n./pron./v.-ing I am even less lucky.even 甚至more

10、/less lucky less+原级(消极比较级):A is less.than B A比B更不.I am less happy than before.This story is less interesting than that one.not so/as.as 不及，不如 I am not so happy as before.This story is not so interesting as that one.After having spent whole mornings on the river,I always go home with an empty bag.主主语

11、？After I have spent whole mornings on the river,I always go home with an empty bag.after(conj.)+从句从句，（主从句的主语一致主从句的主语一致）after(prep.)+名名词动词的的ing形式形式 After I go to school,I learned a lot of knowledge.=After going to school,I learned a lot of knowledge.After the students handed in their papers,the teach

12、er left.3.多项选择题答案1 b 2 c 3 b 4 b 5 c 6 b 7 c 8 a 9 c 10 c 11 d 12 a 关键句型动名词1）动名词是动词的一种非谓语形式；2）v.+ing形式;3)它在句中充当名词的作用，可单独或引起短语作主语，表语，动词宾语，或介词的宾语以及定语。）1)V-ing形式作形式作主语主语往往表示抽象、笼往往表示抽象、笼统的动作或泛指某动作或行为。统的动作或泛指某动作或行为。如：如：a.)Getting up earlyisagoodhabit.b.)FishingisTomsfavoritehobby.c.)Crying over spilt mil

13、kisnouse.d.)Arguing with himisawasteoftime.Subject注：注：动名词作主语动名词作主语与与不定式作主语不定式作主语的区别：的区别：动动名名词词作作主主语语通通常常表表示示抽抽象象的的或或泛泛指指的的动动作作，一一般般不不与与特特定定的的动动作作执执行行者者联联系系在在一一起起；不不定定式式作作主主语语通通常常表表示示具具体体的的动动作作或或行行为为，往往与特定的动作执行者联系在一起，如：往往与特定的动作执行者联系在一起，如：Itsnousecryingoverspiltmilk.(抽象抽象)Herealizedthattogoonlikethisw

14、asnouse.(具体具体)在在实实际际运运用用中中，一一般般可可以以互互换换，差差异异不不大大。但但在下列几种情况中不能互换：在下列几种情况中不能互换：a.当当表表语语是是动动名名词词时时，主主语语也也要要用用动动名名词词；当当表表语语是是不不定定式式时时，主语也要用不定式，如：主语也要用不定式，如：Seeingisbelieving.Toseeistobelieve.b.动动名名词词和和不不定定式式作作主主语语，一一般般都都可可以以使使用用形形式式主主语语it，而而将将动动名名词词或或不不定定式式放放在在句句尾尾。但但是是在在下下列列句句型型中中，一一般般宜宜用用动动名名词词，不不宜宜用不

15、定式来代替：用不定式来代替：ItsnousedoingItsnogooddoingItsawasteoftimedoing例如：例如：Itsnousegoingtheretoday;hewontbeathome.Itsawasteoftimearguingaboutit.而而在在Itsimportant/Itsnecessary/Itsadvisable/Itsessential/Itsfitting这类句型中，只能用不定式，如：这类句型中，只能用不定式，如：Itsimportanttolearnforeignlanguages.Itsquitenecessarytoreaditmanytim

16、es.2)V-ing形式作形式作表表语语(放在系动词之后放在系动词之后,泛指泛指某种动作或行为某种动作或行为,常用来说明主语的身份、内常用来说明主语的身份、内容或特点。容或特点。)如：如：a.)Myjobis testing all kinds of software.b.)Thepurposeofmyletteris advising you to do more sports.c.)Hisgreatesthappiness is serving the people.d.)Seeingisbelieving.Predictive注注注注：动名词作表语与不定式作表语的区别：动名词作表语与不定式作表语的区别：动名词作表语与不定式作表语的区别：动名词作表语与不定式作表语的区别：动动动动名名名名词词词词作作作作表表表表语语语语时时时时表表表表示示示示比比比比较较较较抽抽抽抽象象象象的的的的一一一一般般般般行行行行为为为为、习习习习惯惯惯惯；不不不不定定定定式式式式作作作作表表表表语语语语时时时时表表表表示示示示具具具具体体体体的的的的某某某某一一一一次次次次动动动动作作作作，特特特特别别别