譯林 七年級 英語 上冊 Unit 2《Period 3 Grammar》教學(xué)課件

Period3GrammarUnit2Hobbies通過本課的學(xué)習(xí)，學(xué)生能夠：1.在聽、說、讀、寫的活動中，學(xué)會運(yùn)用含有行為動詞的一般現(xiàn)在時(shí)的句型。(學(xué)習(xí)理解)2.在老師的幫助下，總結(jié)語法規(guī)則并運(yùn)用規(guī)則進(jìn)行填空練習(xí)。(應(yīng)用實(shí)踐)3.大膽嘗試用英文與你的同伴運(yùn)用動詞的正確形式談?wù)撃愫湍愕呐笥训膼酆谩?遷移創(chuàng)新)完成課時(shí)目標(biāo)需要的核心語言如下:1.Sciencechanges…2.Daniellikesto…3.Mymumdoesn’tlike…4.—DoSandyandKittyenjoy…?—Yes,theydo./No,theydon’t.原文Simplepresenttense(II)HerearesomesentencesfromMillie'sarticleaboutDaniel.Readthemandpayattentiontotheuseoftheverbs.Weusethesimplepresenttensetotalkabout:1.thingsthatweoftendoDanieloftenvisitssciencemuseums.2.thingsthatarealwaystrueSciencechangespeople'slives.3.thingsthataretruenowDaniellikestotakethingsapart.Wemakepositiveandnegativesentencesusingtheverbsinthesimplepresenttenselikethis:I/You/We/TheylikeHe/She/Itlikessport.I/You/We/TheydonotlikeHe/She/Itdoesnotsport.TIPdonot=don‘t

doesnot=doesn'tWeaskandanswerquestionsusingtheverbsinthesimplepresenttenselikethis:DoI/You/We/TheylikeDoesHe/She/Itsport?Yes,I/you/we/theydo.he/she/itdoes.No,I/you/we/theydonot.he/she/itdoesnot.Workouttherule!Whenwemakenegativesentencesandaskquestions,·weuse________(do,does)withI,you,weandthey;·weuse________(do,does)withhe,sheandit.dodoesRememberthatweadd–stotheverbafterhe,sheorit.However,therearesomeexceptions:Mostverbs+slike→likesplay→playsVerbsendinginaconsonant+y-y+iesstudy→studiesfly→fliesVerbsendinginch,sh,ssorx+eswatch→watcheswash→washesdress→dressesfix→fixesVerbsendingino+esgo→goesdo→doesTIPTurntopage141forchangesinpronunciation.ATheClass1,Grade7studentshavedifferenthobbies.Completethesentencesbelowwiththecorrectformsoftheverbsinthebox.dancegoflyloveplayreadwatchwant1.Millie_________reading.She_________everyevening.2.Simon_________footballeveryweek.Healso_________footballmatches.lovesreadsplayswatchesdancegoflyloveplayreadwatchwant3.David_________forawalkonSaturdays.Sometimes,he_________akiteinthepark.4.Kittylikesdancing.She_________forhalfanhoureveryday.She_________tolearnallkindsofdances.goesfliesdanceswantsBThestudentsarewritingtheirnamesundertheactivitiestheylikeinthetablebelow.Completethequestionsandthenusetheinformationinthetabletoanswerthem.ListeningtomusicSwimmingReadingJoggingDrawingSandySimonKittyAmyDanielMillieDanielNoraSandySimonKittyAmyMillieSandyMillieKitty1.DoSandyandKittyenjoylisteningtomusic?Yes,theydo.2.________Millielikeswimming? __________________3.________Amyenjoyreading? __________________4.________Daniellikejogging? __________________5.________SimonandDaniellovedrawing?

__________________DoesNo,shedoesn’t.DoesNo,shedoesn’t.DoesNo,hedoesn’t.DoNo,theydon’t.CAmyandSandyaretalkingabouttheirhobbies.Completetheirconversationwiththecorrectformsoftheverbsinbrackets.Amy:Hi,Sandy.What'syourhobby?Sandy:I(1)________(like)painting.Ioftenpaintatmyaunt'shouse.Myaunt(2)________(know)somuchaboutart.She(3)________(help)mealot.Whataboutyou?(4)________you_______(like)art?Amy:No,Idon't,butIlikesport.Ioften(5)_______(go)swimming.likeknowshelpsDolikegoSandy:Great!(6)________you______(go)withyourparents?Amy:Yes.Mydad(7)________(love)swimmingandhealways(8)________(go)swimmingwithme.Mymum(9)____________(notlike)swimming.She(10)___________(watch)usswim.Dogolovesgoesdoesn’tlikewatches問題WhodoesAmygoswimmingwith?答案：Herparents.DTalkwithyourpartneraboutyourandyourfriends’hobbies,usingthecorrectformsoftheverbs.行為動詞的一般現(xiàn)在時(shí)用法表達(dá)經(jīng)常性、習(xí)慣性的動作①表達(dá)目前的愛好、能力等②表達(dá)客觀事實(shí)，永恒的真理③

第三人稱單數(shù)的變化方式一般情況在詞尾加-s，e.g.walk—walks以s，x，ch，sh結(jié)尾在詞尾加-es，e.g.wash—washes以輔音字母加y結(jié)尾先變y為i，再加-es，e.g.fly—flies部分以o結(jié)尾的動詞后加-es，e.g.go—goes特殊變化，需要特別記憶，e.g.have—has行為動詞的一般現(xiàn)在時(shí)行為動詞的一般現(xiàn)在時(shí)句式④構(gòu)成否定句是在行為動詞前加donot或doesnot構(gòu)成一般疑問句是在句首加Do或Does以輔音字母加y結(jié)尾先變y為i，再加-es，e.g.fly—flies在疑問句和否定句中，助動詞之后的行為動詞用原形常用時(shí)間狀語常和頻率副詞及表示次數(shù)的時(shí)間狀語連用⑤①Iwalktoschooleveryday.我每天步行上學(xué)。返回②Mylittlesistersingsverywell.我的妹妹歌唱得很好。返回③Fishliveinwater.魚生活在水里?？碱}1:[南京鼓樓期中]Ourschoollibrary________(open)at8:00a.m.duringtheweekday.【點(diǎn)撥】句意：我們學(xué)校圖書館上學(xué)日期間早上8點(diǎn)開門。由“duringtheweekday”判斷時(shí)態(tài)為一般現(xiàn)在時(shí)；主語“Ourschoollibrary”為單數(shù)，故謂語動詞要用三單。opens考題2:[如皋實(shí)驗(yàn)中學(xué)期中]—Lily,whatdoyouusuallydoafterschool?—I______exercisewithmyfriends.A.doB.didC.willdoD.wasdoing【點(diǎn)撥】句意：——莉莉，放學(xué)后你通常做什么？——我和我的朋友一起鍛煉。根據(jù)問句中的usually可知，詢問的是經(jīng)常反復(fù)發(fā)生的動作，用一般現(xiàn)在時(shí)表達(dá)。A考題3:—_______yourfatheroften_______TVintheevening?—Yes，hedoes.A.Do；watch B.Does；watchesC.Does；watch D.Do；watches【點(diǎn)撥】一般疑問句中，當(dāng)主語是第三人稱單數(shù)，時(shí)態(tài)是一般現(xiàn)在時(shí)時(shí)，助動詞用does，行為動詞用原形。句子詢問“你爸爸晚上經(jīng)?？措娨晢?？”，所以選C。C考題4:—Whattime_______yourbrother_______breakfast?—At7：30.A.do；have B.does；haveC.do；has D.does；has【點(diǎn)撥】

句子詢問“你哥哥幾點(diǎn)吃早飯？”，詢問的是一般性的日常習(xí)慣，所以使用一般現(xiàn)在時(shí)，主語yourbrother是第三人稱單數(shù)，所以助動詞用does，行為動詞have用原形。選項(xiàng)B正確。B行為動詞的一般現(xiàn)在時(shí):當(dāng)主語是第一、第二人稱和第三人稱復(fù)數(shù)時(shí)，行為動詞用原形;但當(dāng)主語是第三人稱單數(shù)時(shí)，行為動詞要用單數(shù)形式。含行為動詞的否定句式和疑問句式要借助助動詞do或does。返回④含行為動詞的一般現(xiàn)在時(shí)的句式句式句型例句肯定句主語+行為動詞+其他.Welikefootball.我們喜歡足球。否定句主語+do/doesnot+行為動詞原形+其他.Wedon’tlikefootball.我們不喜歡足球。疑問句一般疑問句Do/Does+主語+行為動詞原形+其他？Doyoulikefootball?你們喜歡足球嗎？特殊疑問句特殊疑問詞+do/does+主語+行為動詞原形+其他？Whatdoyoulike?你們喜歡什么？助記:肯定句改為一般疑問句一加:在句首加助動詞Do或Does;二改:(1)把謂語動詞改為原形;(2)改換主語稱謂(將第一人稱“I/we”改成第二人稱“you”);三問號:句末的句號改為問號。主語為第三人稱單數(shù)的含行為動詞的否定句式和疑問句式在使用助動詞does之后，行為動詞要恢復(fù)原形?？碱}5:

Mymotherwashesclothesintheevening.(改為一般疑問句)________________mother________clothesintheevening?【點(diǎn)撥】主語Mymother是第三人稱單數(shù)，改為一般疑問句要借助助動詞does，疑問句將my改為your,washes改為動詞原形。Doesyourwash考題6:Mysister________thepianoeverydayafterschool.A.playsB.playC.playingD.toplay【點(diǎn)撥】句子描述“我妹妹每天放學(xué)后都彈鋼琴”，描述習(xí)慣性或經(jīng)常性的動作，用一般現(xiàn)在時(shí)，主語Mysister是第三人稱單數(shù)，所以動詞用單數(shù)形式plays，選A。A考題7:

Theyusually________schoolat7：45inthemorning.A.gotoB.goestoC.goingtoD.togo【點(diǎn)撥】句子描述“他們通常在早上7：45去學(xué)?！?，表示一種通常的習(xí)慣，用一般現(xiàn)在時(shí)。主語They是復(fù)數(shù)，所以動詞短語用原形goto，選項(xiàng)A正確。A返回⑤一般現(xiàn)在時(shí)常和頻率副詞及表示次數(shù)的時(shí)間狀