新概念英语第一册lesson125-126

Lesson125

TeafortwoNewwordswater

['wɔ:tə,'wɔ-]

v.浇水Terribly['terəbli]

adv.非常dry

[drai]

adj.干燥的，干的Nuisance

['nju:səns]

n.讨厌的东西或人mean

[mi:n]

v.意味着，意思是surprise

[sə'praiz]

n.惊奇，意外的事Immediately[i'mi:diətli]

adv.立即地FreetalkHaveyoueverplantedaplant?How?ListenandAnswer1.WhatdoesSusanaskPetertodo?Sheaskshimtocomeinandhavetea.2.WhatmustPeterdo?Hemustwaterthegardenfirst.3.WhydoesPeterhavetowaterthegarden?Becauseit'sterriblydry.4.Wasitverydrylastsummer?Yes,itwas.ListenandAnswer5.WhatdidPeterhavetodoeverydaylastsummer?Hehadtowaterthegardeneveryday.6.WhatwillSusando?She'llhaveteabyherself.7.WhyhasPetercomeinsosoon?Becauseitisraining,sohedoesn'tneedtowaterthegardennow.8.What'sthe"pleasantsurprise"forPeter?It'sraining.Fillintheblanks.Susan:Can'tyoucomeinandhaveteanow,Peter?Peter:Notyet.Imustwaterthegardenfirst.Susan:Doyouhavetowateritnow?Peter:I'mafraidImust.Lookatit!It'sterriblydry.Susan:Whatanuisance!Peter:Lastsummeritwasverydry,too.Don'tyouremember?Ihadtowateriteveryday.Fillintheblanks.Susan:Well,I'llhaveteabymyself.Susan:Thatwasquick!Haveyoufinishedalready?Peter:Yes.Lookoutofthewindow.Susan:It'sraining!Thatmeansyoudon'tneedtowaterthegarden.Peter：Thatwasapleasantsurprise.ItmeansIcanhavetea,instead.Susan:Can'tyoucomeinandhaveteanow,Peter?Peter:Notyet.Imustwaterthegardenfirst.Susan:Doyouhavetowateritnow?Peter:I'mafraidImust.Lookatit!It'sterriblydry.Susan:Whatanuisance!Peter:Lastsummeritwasverydry,too.

Don'tyouremember?Ihadtowateriteveryday.1.Can'tyoucomeinandhaveteanow,Peter?这是否定疑问句，表示邀请。can’tyou….表示说话人希望听话人做某事的强烈意愿和看法。例Can’tyoucomeandhelpme?你就不能来帮帮我吗？2.Imust

waterthegardenfirst.3.Doyouhavetowateritnow?4.It’sterriblydry.5.Don'tyouremember?这也是否定疑问句。6.Ihadtowateriteveryday.苏姗：彼得，你现在能进来喝茶么？彼得：还不能。我得先给花园浇水。苏姗：你一定得现在浇么？彼得：恐怕我得现在浇。你看看，干得厉害。苏姗：真讨厌。彼得：去年夏天也是干得很。你不记得了么？我不得不每天浇水。Susan:Well,I'llhaveteabymyself.Susan:Thatwasquick!Haveyoufinishedalready?Peter:Yes.Lookoutofthewindow.Susan:It'sraining!Thatmeansyoudon'tneedtowaterthegarden.Peter：Thatwasapleasantsurprise.ItmeansIcanhavetea,instead.7.Well,I’llhaveteabymyself.8.lookoutofthewindow.9.Thatmeansyoudon’tneedtowaterthegarden.表示“不必”，是must和haveto的一般现在时否定式。10.Thatwasapleasantsurprise.

真是意想不到的好事。苏姗：好吧，我一个人喝茶了。苏姗：好快啊！你已经浇完了？彼得：是的，你看看窗外。苏姗：下雨了！这就是说，你不必给花园浇水了。彼得：这是意想不到的好事。这意味着我反倒可以喝茶了。GrammarsShehastoleaveearly.Shemustleaveearly.Doesshehavetoleaveearly?

Mustsheleaveearly?Shedoesn’tneedto/havetoleaveearly.Sheneedn’tleaveearly.陈述句疑问句否定句haveto与mustmust表示主观的认为有必要，有义务haveto表示含有客观的环境方面的需要，除了“必须”之外，还有“不得不”。must没有时态和人称的变化Imust,hemusthaveto有时态和人称的变化Ihaveto,hehastoeg.Imustworkhard.我必须努力工作。(我觉得有必要这么做。)Ihadtogohomebyshiplastnight.我昨晚不得不乘船回家。(有可能没有赶上其他的航班或者火车，没选择才坐船。)

MustIarriveontime?-Yes,youmust.-No,youneedn't.

DoIhavetoarriveontime?-Yes,youhaveto.-No,youdon'thave/needto.ExercisesMustItakecareofmygrandma?Yes,you____./No,you______.(must;needn't)Doesshehavetocomehomebefore7?Yes,she_____./No,she__________.(hasto;doesn'thaveto/needn't)Mybrotherwasveryill,soIhadtocallthedoctorinthemiddleofthenight.

我弟弟病得很厉害,我只得半夜里把医生请来。(客观上需要做这件事)Hesaidthattheymustworkhard.

他说他们必须努力工作。(主观上要做这件事)Hehadtolookafterhissisteryesterday.haveto有人称、数、时态的变化,而must只有一种形式。但must可用于间接引语中表示过去的必要或义务。Youdon’thavetotellhimaboutit.

你不一定要把此事告诉他。Youmustn’ttellhimaboutit.

你一定不要把这件事告诉他。在否定结构中:don’thaveto表示“不必”,mustn’t表示“禁止”。小结haveto和must两词都是“必须”的意思,haveto表示客观的需要,must表示说话人主观上的看法,既主观上的必要。can&couldCanyoutellusyourstory,Tony?Tony,你能给我们讲讲你的故事吗？

could表示有礼貌的请求,语气委婉,

常用于非熟人之间或晚辈对长辈,下级对上级的场合。---CouldIhavethetelevisionon?---Yes,youcan./No,youcan’t.提出委婉的请求在回答中不可用could。Hecouldn’tbeabadman.

他不大可能是坏人。在否定、疑问句中表示推测或怀疑。

小结could与cancould与can都是情态动词,could是can的过去式。二者都可用于表示请求,但是用法稍有不同。

can表示一般性的请求,语气随便，常用于熟人之间或长辈对晚辈,上级对下级的场合。情态动词表推测1.肯–must，may，might/could2.否–can’t/couldn’t,maynot/mightnot3.疑–can/could注：以上三种句式中情态动词的语气按程度都是依次递减的。Might,could并