义务教育教科书（人教）七年级英语下册义务教育教科书（人教）七年级英语下册Section A(1a-2c)B: He/ She oftenB: He/ She oftenplay footballplay footballdoesdoes he /she often he /she often do do on weekendson weekends? ?PracticePracticedo his homeworkdo his homeworkdo do theytheygo shoppinggo shoppingwatch TVwatch TVTheyTheyA: WhatA: Whatdodoesesplayplays splay play the guitarthe guitarplayplayed ed the guitarthe guitarplay play computercomputerplayplayed ed computercomputerWhat What do do you you dodo every day? every day?What What did did you you dodo last last weekend?weekend?playplay basketballbasketballplayplayeded basketball basketballWhat What diddid you/he/she/they/Mr. Green you/he/she/they/Mr. Green do do last weekend?last weekend?studistudieded for the for the testtestwatchwatcheded TVTVhadhad a partya partyplayplayeded tennistenniswentwent to the beachto the beachdiddid some reading some readingwentwent to the to the mountainsmountains一般过去时用来表示过去某一时间内发生的动作或存在的一般过去时用来表示过去某一时间内发生的动作或存在的状态以及过去习惯性、反复性的动作状态以及过去习惯性、反复性的动作;过去主语所具备的能过去主语所具备的能力和性格。谓语动词要用动词的过去式（力和性格。谓语动词要用动词的过去式（v-ed），），基本结构：主语基本结构：主语+动词过去式动词过去式+其他；其他；常和表示常和表示过去的时间过去的时间状语连用，状语连用，如如yesterday昨天、昨天、lastnight昨晚、昨晚、lastweek上周、上周、lastyear去年，等。去年，等。一般过去时一般过去时一、一、一般过去时的概念一般过去时的概念1.Be动词的一般过去时动词的一般过去时肯定句式：肯定句式：主语主语+was/were+其它其它.否定句式：否定句式：主语主语+wasnt/werent+其它其它.一般疑问句：一般疑问句：Was/Were+主语主语+其它？其它？肯定回答：肯定回答：Yes，主语，主语+was/were.否定回答：否定回答：No，主语，主语+wasnt/werent.2.行为动词行为动词(v.)v.)的一般过去时态的一般过去时态肯定句式：肯定句式：主语主语+v-ed+其它其它.否定句式：否定句式：主语主语+didnt+v原形原形+其它其它.一般疑问句：一般疑问句：Did+主语主语+v.原形原形+其它？其它？肯定回答：肯定回答：Yes，主语，主语+did.否定回答：否定回答：No，主语，主语+didt.wasnt=wasnotwerent=werenot【didnot=didnt】【do,does-did】am/is-wasare-were二、一般过去时的结构（可分三类不同的结构）二、一般过去时的结构（可分三类不同的结构）注意：注意：1.did和和didnt是构成一般过去时的助动词，是构成一般过去时的助动词，其特点是要在其后跟动词的原形。其特点是要在其后跟动词的原形。2.实意动词实意动词do的一般过去时的一般过去时Idomyhomeworkeveryday.(用用yesterday改写句子改写句子)I_myhomeworkyesterday.I_myhomeworkyesterday.(否定句否定句)_you_yourhomeworkyesterday？Yes,Idid./No,Ididnt.(一般疑问句一般疑问句)1.They_(have)agoodtimeyesterday.2.They_(notwatch)TVlastnight.3._you_(go)totheparkyesterday?Yes,I_./_,Ididnt.haddidntwatchDidgodidNodiddidntdoDiddo3.情态动词情态动词的一般过去时态的一般过去时态肯定句式肯定句式:主语主语+情态动词的过去式情态动词的过去式+v原型原型+其它其它.否定句式否定句式:主语主语+情态动词的过去式情态动词的过去式+not+v原型原型+其它其它.一般疑问句一般疑问句：情态动词的过去式情态动词的过去式+主语主语+v原型原型+其它？其它？注：情态动词的过去式：注：情态动词的过去式：can_,may_,must_，will-_，shall-_。4.特殊疑问句式：特殊疑问句式：1)特殊疑问词特殊疑问词+was/were+主语主语+其他？其他？2)特殊疑问词特殊疑问词+情态助动词过去式情态助动词过去式+主语主语+v.原形原形+其他？其他？3)特殊疑问词特殊疑问词+did+主语主语+v.原形原形+其他？其他？1）_helateforschoollastMonday？他上周一为什么上学迟到了？他上周一为什么上学迟到了？2）_she_twentyyearsago？20年前她能做什么？年前她能做什么？3）_you_yesterday？昨天你去哪了？昨天你去哪了？特殊疑问词特殊疑问词+ + 一般疑问句一般疑问句? ?wascoulddoWhyWhatWheredidgocouldmightmustwouldshould一般过去时的判断标志词一般过去时的判断标志词yesterday,yesterdaymorning,thedaybeforeyesterday,last+时间时间,thismorning，时间时间+ago,justnow,amomentago,in+过去的时间过去的时间,等。等。注意：一般过去时表示过去经常或反复发生的动作，注意：一般过去时表示过去经常或反复发生的动作，也常和也常和often经常，经常，always总是，总是，onceaweek一周一次，一周一次，等表示频度的时间状语连用。等表示频度的时间状语连用。三、一般过去时的判断标志词一般过去时的判断标志词1.规则动词的过去式规则动词的过去式1)一般情况下，在动词原形后面加一般情况下，在动词原形后面加-ed。2)以不发音以不发音e结尾的动词，在词尾直接加结尾的动词，在词尾直接加-d。3)以以“辅音字母辅音字母+y”结尾的动词，先将结尾的动词，先将y改为改为i,再加再加ed。4)以重读闭音节（即辅音元音辅音）末尾只有一个以重读闭音节（即辅音元音辅音）末尾只有一个辅音字母的动词，要先双写这个辅音字母后，再加辅音字母的动词，要先双写这个辅音字母后，再加ed。口诀：一加口诀：一加eded，二加，二加d d，三要双写，三要双写， 四注意，四注意，y y变成变成iedied，特殊形式特殊记。，特殊形式特殊记。四、动词过去式的构成四、动词过去式的构成lookwatchstartvisitpulllookedwatchedstartedvisitedpulledcookliveusetastestudycookedlivedusedtastedstudiedtryplaystopplanstoptriedplayedstoppedplannedstopped2.不规则动词的过去式需特殊记忆。不规则动词的过去式需特殊记忆。am(is)are（是）（是）can（能）（能）do/does（做，干）（做，干）have(has)（有）（有）go（走）（走）come（来）（来）feed（喂）（喂）buy（买）（买）eat（吃）（吃）grow（生长）（生长）ride（骑）（骑）run（跑）（跑）say（说）（说）see（看见）（看见）get（变得，到达）（变得，到达）teach（教）（教）take（带）（带）swim（游泳）（游泳）learn（学习）（学习）wascouldhadcameboughtgrewransawtaughtswamweredidwentfedaterodesaidgottooklearnedlearnt表示过去某个时间发生的动作或存在的状态。表示过去某个时间发生的动作或存在的状态。Myfather_inShanghailastyear.我爸爸去年在上海工作。我爸爸去年在上海工作。表示过去的习惯性或经常发生的动作，常和表示过去的习惯性或经常发生的动作，常和often经常，经常，always总是，总是，onceaweek一周一次，等表示频度的时间一周一次，等表示频度的时间状语连用。状语连用。Ioften_onfoot.(过去过去)我经常步行去上学。我经常步行去上学。与与when等连词引导的等连词引导的状语从句连用。状语从句连用。Whenshegothome，she_ashortrest.当她到家时，她稍微休息了一下。当她到家时，她稍微休息了一下。五、五、一般过去时的基本用法一般过去时的基本用法workedwenttoschoolhadWhatdidyoudolastweekend?watchTVlistentomusicplaysoccergoswimmingeded（went）edWhatdidyoudolastweekend?cleantheroom playthecomputergamesgotothebeachededwentWhatdidyoudoonyourlastschooltrip?wentwent to the to the zoozoosawsaw some pandassome pandas(see)(see)wentwent to the to the beachbeach(go)(go)took took photosphotos (take)(take)boughtbought a gifta gift(buy)(buy)had / ate had / ate ice ice creamcream(have/ eat)(have/ eat)went went out with out with friendsfriends(go)(go)What What diddid you do you do onon your last school trip? your last school trip?visited visited Visitors Visitors CenterCenter(visit)(visit)A:A: Did Did you +you +V.V. .?.?take photos (take photos ( tooktook) ) go swimming go swimming ( (wentwent) ) have a have a pizza (pizza ( hadhad) )buy a giftbuy a gift ( (boughtbought) ) B:Yes,Idid.IV.-ed.(No,Ididnt.Ididnt+V.A: Where A: Where diddid you you gogo last Sunday? last Sunday?B: I B: I wentwent to Beijing City. to Beijing City.A: Where A: Where diddid she she go go last last Sunday?Sunday?B: She B: She went went to the beachto the beach. .A: Where A: Where diddid he he go go last Sunday? last Sunday?B: He B: He staystayeded at home at home. .B: They B: They went went to a farm.to a farm.A: Where A: Where diddid they they gogo last Sunday? last Sunday? Do you know Do you know what animals what animals there are on the farm?there are on the farm?farm n.v.onthe/afarmchickenchickensduckducks sgoosegoosedogdogs spigpigs shorsehorses scowcows ssheepsheepgeesesheepsheepfarmerfeedmilkmilkpickfarmgrowtook some took some photosphotoswent for a walkwent for a walkmilked a cowmilked a cowrode a horserode a horsefed chickensfed chickenstalked with a farmertalked with a farmergo for a go for a walkwalkmilk the milk the cowcowtalk with a farmer talk with a farmer take some photos take some photos ride a ride a horsehorsefeed feed chickenschickensLook at the picture. Look at the picture. This is a farm. Last week Carol and This is a farm. Last week Carol and his classmates his classmates had a school triphad a school trip. . They went to the farm.They went to the farm.What did they do What did they do on the farmon the farm? ? How was their school trip?How was their school trip?He_a horse.He_a horse._he _a horse? _he _a horse? Yes, he_.Yes, he_._he _a cow? _he _a cow? _, he did. _, he did. He_ a cow.He_ a cow.Whatdidhedoonthefarm?rodeDidridedidDidmilkYesmilked_he _(ride) a _he _(ride) a horse? horse? No, he_.No, he_._he _chickens?_he _chickens?Yes, he_. He Yes, he_. He _chickens._chickens._he_ to the zoo? _he_ to the zoo? _, he _, he didntdidnt. He _to . He _to a farm.a farm._he see any cows?_he see any cows?Yes, he Yes, he diddid. He _quite a . He _quite a lot.lot.DidDiddidntdidntDidDidfeedfeeddiddidfedfedDidDid gogowentwentDidDidsawsawriderideNoNo_they _any strawberries _the _they _any strawberries _the farm?farm?Yes, they_.Yes, they_.How _the strawberries?How _the strawberries?They _delicious.They _delicious._the strawberries good?_the strawberries good?Yes, they_.Yes, they_.No, they_.No, they_.How _their school trip?How _their school trip?It _great.It _great.DidDidpickpickonondiddidwerewerewerewereWereWerewerewerewerentwerentwaswaswaswas1a1a Match the phrases with the pictures. Match the phrases with the pictures. went for a walkwent for a walk milked a cow milked a cow rode a horse rode a horse fed chickensfed chickens talked with a farmer took some photostalked with a farmer took some photose eb ba ac cf fd dwent for a walkwent for a walk=take a walk=take a walk feed+ feed+食物食物+to+to把把喂给喂给吃吃 feed on feed on 以以为食为食1.Please _some grass _the cow.1.Please _some grass _the cow.2.Sheep _grass.2.Sheep _grass.绵羊以草为食。绵羊以草为食。feedfeedtotofeed onfeed onfed-feedfed-feed1b1b Listen and circle the three Listen and circle the three things Carol did on her school trip things Carol did on her school trip in 1a.in 1a.went for a walk milked a cow went for a walk milked a cow rode a horse fed chickens rode a horse fed chickens talked with a farmer took some photostalked with a farmer took some photosA: Did Carol take any photos?A: Did Carol take any photos?B: Yes, she did.B: Yes, she did.A: Did Carol ride a horse?A: Did Carol ride a horse?B: B: A: Did Carol talk with the farmer?A: Did Carol talk with the farmer?B: B: 1c 1c Ask and answer questions Ask and answer questions about Carols school trip. about Carols school trip.taketake与与photo, picturephoto, picture等词搭配时，表示等词搭配时，表示“拍摄，摄影拍摄，摄影”。表示表示“拍摄某物或人拍摄某物或人”，就要在短语后面接介词，就要在短语后面接介词“of”“of”引引入所拍摄的对象。入所拍摄的对象。 take a photo/take a photo/take photos take photos ofof 为为拍照拍照e.g. 1) He _his mother.e.g. 1) He _his mother. 他拍了他妈妈的许多照片。他拍了他妈妈的许多照片。 2) Dont _here. 2) Dont _here.不要在这里拍照。不要在这里拍照。 Did Carol Did Carol take any photostake any photos? ? 卡罗尔拍照片了吗？卡罗尔拍照片了吗？took many photos oftook many photos oftake photostake photos_What did the farmer say? _Did you grow _What did the farmer say? _Did you grow anyany apples?apples?_What did you see? _Do they grow apples?_What did you see? _Do they grow apples?_Did you _Did you learn anythinglearn anything? _Did you eat them? _Did you eat them?_Did you ask him _Did you ask him anyany questions? _Were they questions? _Were they good?good?2a2a Listen and check the questions you hear.Listen and check the questions you hear.1.1.anything anything 不定代词，不定代词，“某事，某东西某事，某东西”， 主要用于否定句，疑问句中代替主要用于否定句，疑问句中代替something,something, He saw something. - He saw something. -否否He_.He_.didnt see anythingdidnt see anything1 The farmer 1 The farmer showshowed Carol ed Carol around around the farm. the farm.T FT F2 Carol 2 Carol learnlearned ed a lot abouta lot about farming farming T FT F3 The farmers 3 The farmers grow strawberriesgrow strawberries fromfrom December December to to June.June.T FT F4 The farmers dont grow apples. 4 The farmers dont grow apples. T FT F5 Carol picked some strawberries 5 Carol picked some strawberries and and tooktook them homethem home. . T FT F2b2b Listen again. Circle T for true or F for false. Listen again. Circle T for true or F for false.showshow sb. sb. aroundaround+ +某地某地带领某人参观带领某人参观learnlearn about+n/about+n/代词代词/v-/v-inging了解了解/ /知道有关知道有关=know about=know aboutpickpick采摘，采摘，挑选挑选pick uppick up 捡捡起，拾起起，拾起2c2c Ask and answer questions aboutAsk and answer questions about Carols visit to the farm. Carols visit to the farm. A: What did Carol do? A: What did Carol do? B: She picked some strawberries. B: She picked some strawberries.结束语结束语Loserslookforexcuse,butwinnerslookforways失败者找理由，成功者找办法