Unit2 Learning About Language 課時(shí)知識點(diǎn)聚焦

Unit2HealthyLifestyle

LearningAboutLanguage

不定式作主語【情境探究】觀察上面對話并完成下面句子。1.______(see)istobelieve.

2.Itisnothardforone_____(do)abitofgood.

3.It’sveryniceofyou_____(be)soconsiderate.

Toseetodotobe【要義詳析】不定式作主語,表示具體的、一次性的或?qū)淼膭?dòng)作;在很多情況下,人們通常用it作為形式上的主語,而把不定式移到謂語之后,使句子結(jié)構(gòu)顯得平穩(wěn)一些。*ToknowsomethingaboutEnglishisonething;toknowEnglishisquiteanother.懂一點(diǎn)英語是一回事;掌握英語完全是另一回事。*Itisimpossibletolearnaforeignlanguagewithoutmakingpainstakingefforts.想不下苦功就能學(xué)會(huì)一門外語是不可能的。一、動(dòng)詞不定式作主語1.不定式具有名詞的特征,可在句子中充當(dāng)主語。*Toknowoneselfisdifficult.人貴有自知之明。*Toloveandtobelovedisthegreatesthappinessonecanget.愛與被愛是一個(gè)人能獲得的最大幸福。【名師點(diǎn)津】不定式和動(dòng)名詞作主語的區(qū)別不定式:表示具體的某次動(dòng)作,特別是將來的動(dòng)作*Toteachyoutheusesoftheinfinitiveismyjobtoday.(表具體行為)教你們不定式的用法是我今天的工作。動(dòng)詞-ing形式:表示比較抽象的、經(jīng)常性的、一般性動(dòng)作*Teachingismyjob.(表抽象行為)教學(xué)是我的工作。2.不定式和when/where/how/what/whether等連用,在句子中作主語。*Whethertodoithasn’tbeendecided.是否去做還沒有決定?！炯磳W(xué)活用】語法填空。(1)_______(hear)yourvoiceissonice.

(2)_______(look)afterthesafetyofthecommunityishisresponsibility.

(3)________(smoke)isprohibitedhere.(4)How______(cure)thiskindofillnessisstillunknown.

TohearTolookSmokingtocure二、it作形式主語句型1.Itis+形容詞+(for/ofsb.)+todosth.*Itisnecessary___ustomasteraforeignlanguage.我們有必要掌握一門外語。*Itisverykind__youtohelpus.你幫助我們真是太好了。forof【名師點(diǎn)津】區(qū)別for與of(1)forsb.常用于表示事物的特征特點(diǎn),表示客觀形式的形容詞,如easy,hard,difficult,interesting,impossible等。*It’sveryhardforhimtostudytwolanguages.對他來說學(xué)兩門語言是很難的。(2)ofsb.的句型一般用表示人物的性格、品質(zhì),表示主觀感情或態(tài)度的形容詞,如good,kind,nice,clever,foolish,right等。*It’sveryniceofyoutohelpme.你來幫助我,真是太好了。2.Itis+a/an+名詞(如apity/ashame/apleasure/one’sduty/anhonor...)+todo...*It’sagreathonortobeinvitedtoyourbirthdayparty.很榮幸被邀請參加你的生日聚會(huì)。3.Ittakes/costs/requires/makessb./sth.todosth.*Ittookmetwohourstofinishthework.我完成那項(xiàng)工作用了兩小時(shí)?！久麕燑c(diǎn)津】在Itis+nouse/nogood/useless/fun/enjoyable/tiring/interesting/foolish/nice/awasteoftime/apleasure...句型中常用動(dòng)名詞形式作真正的主語。*Itisnousewaitingheredoingnothing.無所事事地等待是沒有用的?！炯磳W(xué)活用】(1)Itseemedselfishofhim______________________.

他不給他們?nèi)魏螙|西,這顯得太自私了。(2)Itseemsapity________.

拒絕似乎是遺憾的。(3)It’sunwise______________________________.

他們拒絕(采納)這個(gè)建議是不明智的。(4)Itwillbeamistake____________________.

我們不幫助他們將是錯(cuò)誤的。nottogivethemanythingtorefuseofthemtoturndowntheproposalforusnottohelpthem課時(shí)檢測·素養(yǎng)達(dá)標(biāo)Ⅰ.單句語法填空1._________(ignore)thiswouldbeamistake.

2.Howrudeitwasoftheboy_______(jump)thequeue!

3.______(do)morningexercisesisgoodforyourhealth.4.Toimprovepeople’slivesandtospeedupsocialistconstruction___(be)twoimportanttaskstoday.5.Hetolduswhether_______(have)apicnicwasstillunderdiscussion.

6.Itismyambition_______(make)surethatthedisabledpeoplehaveaccesstoallpublicbuildings.

ToignoretojumpDoingaretohavetomake7.Itisnotdifficult_______(grasp)aforeignlanguageifyouspendtimeandeffortonit.

8.Itisgoodmannersfortheyoung______(give)theirseatstotheold.

9.Itisnouse______(try)togetbackthelosttime.10.Whatapityitisforyou_____________(miss)suchawonderfulfilm.

tograsptogivetryingtohavemissedⅡ.完成句子1._______________________intenmonthswasagreatachievement.

10個(gè)月內(nèi)就蓋成那座樓是一個(gè)了不起的成就。2.Itisnotverygoodforyou________________.

抽這么多煙對你(身體)很不好。3._______________istoberespected.

尊重別人就是尊重自己。4.Itisnotaneasything__________________.

精通一種語言是不容易的。TocompletethatbuildingtosmokesomuchTorespectotherstomasteralanguage5.Itmadeusveryangry______________________.

聽他那樣談話我們非常氣憤。6.__________withthissituationreflectsone’sability.

如何應(yīng)對這種狀況反映出一個(gè)人的能力。7.Itfeelsgood____________forawhile.

出來在這里待一會(huì)兒是挺舒服的。

8.It’snecessary___________________whenyoudonotuseit.

當(dāng)你不用車的時(shí)候,鎖車是有必要的。tohearhimtalklikethatWhattodotobeouthereforyoutolockthecar9.Itonlytook(us)ayear____________________.

完成這項(xiàng)工程只花了(我們)一年時(shí)間。10.It’skind_____________somuchofus.

你為我們想得那么多,真是太好了。tocompletetheprojectofyoutothink【語法主題應(yīng)用】運(yùn)用所學(xué)不定式作主語的知識補(bǔ)全下面短文

1.________________________(學(xué)習(xí)一門第二語言)ismydream.Iknowthatitisdifficult2.___________________________(學(xué)好一門第二語言).Iturnedtomyteacherforhelp.Hetoldmethatitwilltakealotoftimeandenergy3.________________________(掌握一門第二語言).Asweallknow,speakingandwritingplayanimportantpa