Unit8SectionAGrammarFocus課件人教版英語(yǔ)八年級(jí)下冊(cè)

Unit8SectionAGrammarFocus-4cHaveyoureadTreasureIslandyet?你讀過(guò)《小婦人》嗎?是的，我讀過(guò)。/不，我沒(méi)有讀過(guò)。蒂娜讀過(guò)《金銀島》嗎?是的，她讀過(guò)。她認(rèn)為她很棒。你已經(jīng)決定寫(xiě)哪本書(shū)了嗎?是的，我決定了。我已經(jīng)讀完它了。它真的很好。HaveyoureadLittleWomanyet?Yes,Ihave./No,Ihaven’t.HasTinareadTreasureIslandyet?Yes,shehas.Shethinksit’sfantastic.Haveyoudecidedwhichbooktowriteaboutyet?Yes,Ihave.I’vealreadyfinishedreadingit.Itwasreallygood.找出現(xiàn)在完成時(shí)的結(jié)構(gòu)，并圈出動(dòng)詞的過(guò)去分詞形式。1(______)read--_______--________.閱讀readread(______)decide--_________--________.決定decideddecided(______)finish--_________--________.完成finishedfinished過(guò)去式過(guò)去分詞meaning動(dòng)詞過(guò)去分詞形式的變化規(guī)則2動(dòng)詞過(guò)去分詞的規(guī)則變化：________________________stay→_______→_______work→_______→_______taste→_______→_______like→_______→_______study→_______→_______copy→_______→_______stop→_______→_______plan→_______→_______stayedstayedworkedworkedtastedtastedlikedlikedstudiedstudiedcopiedcopiedstoppedstopped與該動(dòng)詞的過(guò)去式相同一般情況下直接+ed以不發(fā)音e結(jié)尾的直接+dplannedplanned以輔音字母+y結(jié)尾的，變y為i再+ed以重讀閉音節(jié)結(jié)尾，雙寫(xiě)末尾字母，再+ed動(dòng)詞過(guò)去分詞形式的不規(guī)則變化3let→_______→_______cut→_______→_______read→_______→_______feel→_______→_______keep→_______→_______sleep→_______→_______letletcutcutreadreadfeltfeltkeptkeptsleptslept以不變應(yīng)萬(wàn)變.動(dòng)詞中間有倆e，去掉一個(gè)（e），后加t動(dòng)詞過(guò)去分詞形式的不規(guī)則變化3lend→_______→_______build→_______→_______send→_______→_______buy→_______→_______bring→_______→_______catch→_______→_______teach→_______→_______see→_______→_______lentlentbuiltbuilt動(dòng)詞字母d變t.變?yōu)橐?ought或-aught結(jié)尾.boughtboughtbroughtbroughtsentsentcaughtcaughttaughttaughtsawseen現(xiàn)在完成時(shí)的定義：pastIhadbreakfast.I'mnothungrynow.presentIhavealreadyhadbreakfast.（早餐過(guò)去吃的，現(xiàn)在不餓。）表示表示動(dòng)作發(fā)生在過(guò)去對(duì)現(xiàn)在造成的影響?，F(xiàn)在完成時(shí)：一、

表示動(dòng)作發(fā)生在過(guò)去對(duì)現(xiàn)在造成的影響。Eg：1.

我已經(jīng)吃過(guò)早飯了。

2.

你已經(jīng)讀過(guò)這本書(shū)了嗎？

3.

我之前見(jiàn)過(guò)你。

4.

我不曾打電腦游戲。

5.

你曾經(jīng)嘗試過(guò)跟他交談，對(duì)嗎？6.

他剛走。

7.到目前為止，55個(gè)學(xué)生參加了考試。Ihave

already

hadbreakfast.Haveyoureadthisbookyet?Ihavemetyoubefore.Ihave

never

playedcomputergames.Youhave

ever

triedtotalkwithhim,right?Hehas

just

gone.55studentshavetakenpartintheexamsofar.提示詞：already;yet；ever;never;just;before;sofar;現(xiàn)在完成時(shí)的定義：pastmovedherein2010.Istillliveherenow.presentIhavealreadylivedherefor13years.（過(guò)去搬到這居住，現(xiàn)在還在這居住。）表示動(dòng)作發(fā)生在過(guò)去，一直持續(xù)到現(xiàn)在，并還有可能持續(xù)下去。二、動(dòng)作發(fā)生在過(guò)去，一直持續(xù)到現(xiàn)在，并還有可能持續(xù)下去。Eg:1.

李老師在芮城住了三年了。

2.

自從我13歲就在第三中學(xué)讀書(shū)。

3.

從早上11點(diǎn)開(kāi)始，我們就在學(xué)英語(yǔ)。MissLihaslivedinRuichengfor3years.IhavestudiedintheThirdMiddleSchoolsinceIwas13.WehavelearnedEnglishsince11:00am.提示詞：for+時(shí)間段；since+時(shí)間點(diǎn)或since+時(shí)間狀語(yǔ)從句現(xiàn)在完成時(shí)的標(biāo)志：have/has+done謂語(yǔ)動(dòng)詞必須用延續(xù)性動(dòng)詞句子結(jié)構(gòu)肯定句：IhavereadRobinsonCrusoe.2.否定句：Shehasn’twatchedthemovie.3.一般疑問(wèn)句:Haveyouevervisitedahistorymuseum?特殊疑問(wèn)句：Whohaveyouvisitedatschool?主語(yǔ)+have/hasdone+其他

主語(yǔ)+havenot/hasnot

done+其他Have/Has+主語(yǔ)+done+其他？Eg:1.我找到我的鋼筆了。

2.我還不知道他的名字。

3.你吃過(guò)早飯了嗎？4.你做了什么早飯？Ihavefoundmypen.Ihaven’tknownhisname.Haveyouhadbreakfast?特疑+

have/has+主語(yǔ)+

done

+其他？Whatfoodhaveyoumadeforbreakfast?

現(xiàn)在完成時(shí)

一般過(guò)去時(shí)用法時(shí)間狀語(yǔ)謂語(yǔ)動(dòng)詞表示過(guò)去發(fā)生的動(dòng)作對(duì)現(xiàn)在造成的影響，側(cè)重于現(xiàn)在的情況。表示過(guò)去某個(gè)時(shí)候發(fā)生的動(dòng)作或存在的狀態(tài)，與現(xiàn)在無(wú)關(guān)。常和already,yet,ever,never,just,before,sofar,since+時(shí)間點(diǎn)/時(shí)間狀語(yǔ)從句,

for+段時(shí)間

等連用。常和yesterday,lastweek,justnow,in2012,twodaysago等具體的表示過(guò)去的時(shí)間狀語(yǔ)連用。與一段時(shí)間連用時(shí)，謂語(yǔ)動(dòng)詞要用延續(xù)性動(dòng)詞而不用非延續(xù)性動(dòng)詞。謂語(yǔ)動(dòng)詞沒(méi)有延續(xù)性或非延續(xù)性動(dòng)詞的限制。Isawthisfilmyesterday.

（強(qiáng)調(diào)看的動(dòng)作發(fā)生過(guò)了）

Ihaveseenthisfilm.（強(qiáng)調(diào)對(duì)現(xiàn)在的影響，電影的內(nèi)容已經(jīng)知道了）

Whydidyougetupsoearly?（強(qiáng)調(diào)起床的動(dòng)作已發(fā)生過(guò)了）

Whohasn'thandedinhispaper?（強(qiáng)調(diào)到現(xiàn)在為止還有卷子未交）Fillintheblankswiththecorrectformsofthewordsinbrackets.4bSally_____(love)reading.Inthemorning,shereadsthenewspaperandintheeveningshereadsbooks.She______already_____(read)morethan100differentbooks!Herfavoritekindofbooksissciencefiction.Sheisinterestedinscienceandtechnologyandlovestoimaginewhattheworld______(be)likein50years.She_______(finish)readingabookaboutrobotslastweekand_________(write)abookreportaboutitnextweekforherFrenchclass.Everytimesheisinthelibrary,Sallylooksatthemanybooksshe__________(notread)yetandshecan’twaittoreadthem!loveshasreadwillbefinishedwillwritehasn’treadUsethewordsinbracketstocompletetheconversations.4a1.A:Wouldyoulikesomethingtodrink?B:No,thanks._________________________.(just/drinksometea)2.A:Iheardyoulostyourkey.________________?(find)B:No,notyet.I’vejustdrunksometeaHaveyoufoundit3.A:DoyouknowwhenTomisleaving?B:___________________.(already/leave)A:When___________________?(leave)B:Thismorning.Hehasalreadyleftdidheleave4.A:Isyoursistergoingtothemovieswithustonight?B:No.____________________________.(already/seethefilm)5.A:Whatdoyourparentsthinkaboutourplan?B:I___________________.(not/tellthem/yet)haven’ttoldthemyetShehasalreadyseenthefilm4cCompletethechartwithimformationaboutyouandafriend.Completethechartwithinformationaboutyouandafriend.