GrammarUnit4Schooldays學習目標1.能掌握表示時間的介詞in/on/at的用法。2.能掌握頻度副詞的用法、位置和常用的頻度副詞及其頻率大小。1.Whattimedoyougotoschooleveryday?2.OnwhatdaysdoyouusuallyhaveGeographylessons?3.WhendoyouusuallyhaveChineselessons?Igotoschoolat7:30a.m.everyday.WehaveGeographylessonsonMondaysandFridays.WeusuallyhaveChineselessonsinthemorning.Lead-inHowcanweusein,onandatcorrectly?新課講授Preposition介詞Usedfor用于Example例子inpartsofday一天的某段時間（早、中、晚）months月份seasons季節(jié)years年份WereadEnglishinthemorning.OurnewtermstartsinSeptember.Wehaveafieldtripinautumn.Wetookatriptoafarmin2002.例外：atnight、atnoonPreposition介詞Usedfor用于Example例子ondays星期dates日期partsofaspecificday某一天的上午、下午、晚上specialholidays特定的節(jié)日（一天）Wedon'tgotoschoolonSaturday.Oursummerholidaystartson1July.WehaveaBiologyclassonTuesdaymorning.WehavelotsoffunonChildren'sDay.如果節(jié)日不止一天，而是持續(xù)一段時間，介詞應用at。如：attheSpringFestival、atChristmasPreposition介詞Usedfor用于Example例子attimeoftheday某一時刻age年齡Millieoftengetsupat7o'clock.ChildreninChinausuallystartschoolat6yearsold.SummaryPrepositionsoftimeinonatpartsoftheday上午、下午、晚上months月份seasons季節(jié)years年份days星期dates日期partsofaspecificday某一天的上午、下午、晚上specialholidays特定的節(jié)日（一天）timeoftheday某一時刻age年齡Grandma:Hi,Sandy.Tellmeaboutyourlifeatschool.Sandy:Sure,Grandma.______themorning,IoftenhaveMathsandChineselessons.Theselessonsbegin______8:15.Grandma:Good.Doyouplayanysportatschool?Sandy:Ohyes!______Monday,Igoswimming.Ialsoplaybasketball

______Fridayafternoon.Everyyear,wehaveabigbasketballmatch______November.Grandma:That'sexciting!Whenisthisyear'smatch?Sandy:It's______13November.Itstarts______4:30intheafternoon.Wouldyouliketocomeandwatch?Grandma:Ofcourse!Tip:Circle

thenouns,numbersornounphrasesrepresentingtime.Sandyistalkingtohergrandmaaboutherschoollife.Completetheirconversationwiththecorrectprepositionsoftime.InatOnoninonatPracticeOnweekdays,Iwakeupearlyinthemorningandgetreadyforschool.At7:50,Iarriveatschoolandthenhavelessons.Atlunchtime,Ieatwithmyclassmatesandchataboutourdaytogether.Ialsotakepartinafter-schoolactivities.Intheevening,Idomyhomeworkandrelaxathome.Inshort,myschoollifeisfulloffunmoments!Talkwithyourpartneraboutyourschoollife,usingprepositionsoftime.Adverbsoffrequencytellyouhowoftenthingshappen.Lookatthegraphbelow.Summary常見的頻度副詞有：always(總是)，usually(通常)，often(時常；經(jīng)常)，sometimes(有時)，seldom(很少；幾乎不)，never(從不)等。按頻率大小排列如下：always(100%)>usually(80%)>often(60%)

>sometimes(40%)>seldom(20%)>never(0%)。neverseldom

sometimesoftenusuallyalways從不很少有時經(jīng)常通?？偸?%100%1)Sheis

neverlate.她從不遲到。2)Wedon’toftenhavetimetotalk.我們常常沒有時間談話。3)Iwill

alwaysloveyou.我將永遠愛你。

4)Heusuallytakesawalkafterdinner.他晚飯后通常去散步。頻度副詞在句中的位置頻度副詞一般放在be動詞/助動詞/情態(tài)動詞之后、行為動詞之前。Idonothavemuchtimetoplaytennis.I

playtennis.Simonlovesplayingfootball.He

playsfootballonthesportsfield.Amyisamemberoftheswimmingteam.She

swimsafterschool.Danieldoesnotlikebasketball.He

playsit.Kittydanceseveryday.She

dancesforhalfanhour.Millie

goesrollerskating,butsheisnotgoodatit.Sandyiswritingabouthowoftensheandherclassmatesexercise.Lookatthegraphabove.Thenhelphercompletethenotesbelow.seldomoftenusuallyneveralwayssometimesPracticeCanyoutellthedifferencesbetween“never,seldom”and“sometimes,often,usually,always”?“Neverandseldom”showanegativemeaning,while“sometimes,often,usuallyandalways”

showapositivemeaning.1.Wealwaysgotoschoolearlyinthemorningandreadbookstogether.2.Ourteachersusuallyorganizefieldtripsforustolearnoutsidetheclassroom.3.MyfriendsandIofteneattogetherinthedininghallatlunchtimeandchatwitheachother.4.Isometimestakepartinthetalentshowatourschool.5.Weseldomhaveclasspicnics,butwhenwedo,itisthehighlightoftheterm.6.Iamneverlateforclasses.Writesixsentencesaboutyourschoolactivities,usingeachadverboffrequencyaboveonce.當堂檢測1._______weekendswecandomanyafter-schoolactivities.2.Sheusuallygetsup_______7a.m._______schooldays.3.Shelikesgoingswimming_______summerandgoing

skating_______winter.4.Therewillbeafootballmatchinourschool_______themorningofOctober12.5._______weekdayswearealwaysbusywithourstudies一、用介詞in、on或at完成下列句子。On/AtatonininonOn1.Thethingsinthesupermarketaregood,soI_______(always/seldom)shopthere.2.Susanlikesemailingme,soshe_______(seldom/usually)callsmeup.3.Millieloveswatchingfilms,soshe_______(often/seldom)goestothecinema.4.Ithinkicecreamisbadformyhealth,soI_______