Unit5AnimalfriendsGrammar课件译林版七年级英语下册

7BU5Grammer牛津译林七下Pasttenseisusedtotalkaboutthingsthathavealreadyhappened.形容词也可以放在连系动词后充当表语。longearscutecatlookscutetastesweet形容词可以放在名词前充当定语。一般过去时的结构Presentation02除be动词外，连系动词还有become、feel、get、grow、keep、look、seem、smell、sound、taste、turn等。这些词后面常接形容词充当表语。如：Shefeltalittleill.

她觉得有点不舒服。Leavesturn

browninautumn.秋天树叶变黄。（一）观察文章中的句子，发现be动词的变化和行为动词过去式的规则变化。1.Iwasveryhappythere.2.TherewerelotsofthingstodoinQuilin.3.Ioftenwatchedmovieswithmyfriends.4.Sometimesweplayedbasketballinthepark.5.AndIoftenshoppedforfoodanddrinkswithmymother.6.Westudiedtogetherinthelivingroom.Readtheconversationsbelowandpayattentiontotheuseofcan,couldandmay.BUsingcan,couldandmay情态动词can/could/may的用法1.—

Canyourparrottalk?—

No,shecannottalk,

butshecandotricks.（二）总结be动词和行为动词过去式的规则变化。一、Be动词：

原形：amisare按顺序二、过去式：行为动词：watch变过去式： like变过去式：

study变过去式： play变过去式：stop变过去式:

cut变过去式:

waswaswerewatchedlikedstudiedplayedstoppedcutReadtheconversationsbelowandpayattentiontotheuseofcan,couldandmay.BUsingcan,couldandmay情态动词can/could/may的用法2.—

CouldIplaywithyourdog?—

Yes,youcan.

He’sveryfriendly.Couldsounds

more

polite

thancan.动词的过去式规则变化规律：构成规则过去式一般在动词原形末尾加-edlook-lookedwalk-walked结尾是e的动词加-darrive-arrivedlike-liked末尾只有一个辅音字母的重读闭音节词，先双写这个辅音字母，再加-edstop-stoppedplan-planned结尾是“辅音字母+y”的动词，先变“y”为“i”再加-edstudy-studiedcarry-carriedReadtheconversationsbelowandpayattentiontotheuseofcan,couldandmay.BUsingcan,couldandmay情态动词can/could/may的用法3.—

MayIfeedyourgoldfish?—

Sorry,I’mafraidyoucan’t.May

isformal./ˈfɔːm(ə)l/adj.正式的/əˈfreɪd/adj.害怕的，担心的/ˈɡəʊldfɪʃ/n.金鱼动词的过去式不规则变化规律：构成规则过去式与原形一样,没有变化cost-costput-put

改变了元音write-wroteknow-knew改变了辅音make-madespend-spent元音和辅音都变化了leave-leftteach-taught其他变化is/am→wasare→werehave→hasReadtheconversationsbelowandpayattentiontotheuseofcan,couldandmay.BUsingcan,couldandmay情态动词can/could/may的用法4.—

Canyourcatjumphigh?—

No,shecan’t.

Butwhenshewasyoung,

shecouldjumpreallyhigh.情态动词Can可以，能够Could可以，能够May 可以，能够Should应该Must必须may,can,must区别Rabbitshavelongears.Rabbits'earsarelong.Theorangecatlookscute.Thecutecatis

orange.Weuseadjectivestodescribepeopleorthings.•Wecanputanadjective_____________(before,after)anoun.•Wecanputanadjective_____________(before,after)alinkingverb.beforeafterWhydoyoulikepandas?Why

does

John

like

koalas?Why

don't

you

like

tigers?Where

are

lions

from?Let's

learn

Observe

sentences

and

answer

questionsBecause

they're

kind

ofinteresting.Q2:why

引导的特殊疑问句对什么

提问?怎么回答?Because

they're

really

scary.Because

they're

very

cute.对原因提问，用because回答。They're

from

South

Africa.Because

they're

kind

ofinteresting.Because

they're

very

cute.Because

they're

really

scary.They're

from

South

Africa.Whydoyoulikepandas?Why

does

John

like

koalas?Why

don't

you

like

tigers?Where

are

lions

from?Let's

learn

Observe

sentences

and

answer

questions对地点提问，用表示地点的名

词或代词回答。Q3:where引导的特殊疑问句

对什么提问?怎么回答?情态动词Can可以，能够Could可以，能够May 可以，能够Should应该Must必须may,can,must区别用“can”&“could”的正确形式1.I________gotoschoolonfoot,becausemyhomeisnotfarawayfromschool.2.Withoutair,we________live.3.Itwillbehottomorrowsowe_______wearshortsleeves.(袖子)4.Iforgotmykey.I___________openthedoor.cancan’tcouldn’tcanTranslatethefollowingsentences:1他三岁就会画画了。

He_______drawwhenhewasthree.2鱼能睁着眼睡觉。鸟儿不能。

Fish_____sleepwiththeeyesopen.Birds________.3上个月Kitty不会打羽毛球。

Kitty______________

badmintonlastmonth.4你爸爸会教你学英语吗？

_____yourdad______youtolearnEnglish?5当你还是个小学生时，会做家务吗？

______youdohouseworkwhenyouwereapupil?couldcancan’tcouldn’tplayCanteachCould1.Sheis____(高的)and____(苗条的).2.LiHuaismy__________(特别喜爱的)footballstar.3.Theclassroomsare_____(干净的)and______(明亮的).4.Wealwayshavea_____

(愉快的)timeatschool.5.Itis__________(极好的).6.Sometimes,Ifeel______(饿的)betweenmeals,soIeatanappleorapear.7.Yes,they’revery______(漂亮的).tallslimfavouritecleanbrightgoodwonderfulhungryprettyHerearetwopassagesaboutpets.Completethepassageswiththewordsinthebox.A1P61browntiredhungryspecialcleverhappyHerearesomepictures.Makesentencesaboutthem,usingadjectives.A2P61Thebeeisbusy,andtheflowersarebeautiful.Thecatiscute.Theboyiscuriousaboutthecolorfulfish.Theoldmaniswalkinghislovelydoginthepark.“Could”soundsmorepolitethan“can”.“May”isformal.

---CanIborrowyourbike,Millie?---Yes,youcan.Hereyouare.---CouldIsmokehere?---Sorry,I’mafraidyoucan’t.---MayIuseyourmob