剑桥少儿英语二级上Unit 12（课堂PPT）

1、1Has your school got a swimming pool?Has your school got a playground?Has your school got a computer room?Has your school got an art room?Has your school got a music room?Has your school got a shop?观察句子观察句子2Has your school got a swimming poor?Has your school got a playground?Has your school got a co

2、mputer room?Has your school got a art room?Has your school got a music room?Has your school got a shop?观察句子观察句子3Has your school got a swimming poor? have/has过去分词过去分词现在完成时现在完成时新的时态新的时态4present(now)futurepast 现在完成时现在完成时( present perfect tense)表示到现在为止已经完成或刚刚完成表示到现在为止已经完成或刚刚完成的动作。的动作。现在完成时现在完成时have/ has

3、 +过去分词过去分词句子结构句子结构5过去分词的构成过去分词的构成规则变化规则变化 1.直接加直接加-ed。如：。如：play-played 2.以字母以字母e结尾的直接加结尾的直接加d 。如：。如：name-named 3.以辅音字母加以辅音字母加y结尾的，变结尾的，变y为为i加加ed。如：。如：carry-carried 4.重读闭音节且末尾只有一个辅音字母，重读闭音节且末尾只有一个辅音字母，双写这个辅音字母再加双写这个辅音字母再加-ed。如：。如：stop-stopped6（1）与动词的）与动词的原型，过去式原型，过去式一致，即一致，即AAA型如：型如： 过去分词的构成过去分词的构成不规

4、则不规则原形原形 过去式过去式 过去分词过去分词 hit hit hit put put put hurt hurt hurt7（2）与动词的）与动词的过去式过去式一致，即一致，即ABB型型 过去分词的构成过去分词的构成不规则不规则原形原形 过去式过去式 过去分词过去分词 have had had sit sat sat say said said sleep slept slept spell spelt speltlearn learnt learnt 8现在完成时的现在完成时的时间状语时间状语常与常与already, never, ever, just, yet, sinceup to

5、now, so far, for a long time these days连用连用上一页下一页主菜单9I have eaten my lunch.She has eaten her lunch.He has eaten his lunch.肯定句肯定句They have eaten their lunch.我我/ /她她/ /他他/ /他们他们 已经吃过已经吃过午餐了。午餐了。（have, eaten)10现在完成时现在完成时 Present perfect 句型句型现在完成时的肯定句式是现在完成时的肯定句式是“havehave（hashas）过去分词）过去分词”。 注意注意：该句式中的该

6、句式中的havehave或或hashas是助动词，是助动词，hashas用于第三人称单数用于第三人称单数，其它人称，其它人称一律用一律用havehave。1 1. .肯定句肯定句11Lily Lily 和她妹妹已经去了公园了。和她妹妹已经去了公园了。Lily and her sister have gone to the park.我们的父母已经工作了两天了。我们的父母已经工作了两天了。Our parents have worked for two hours.他们已经打扫了屋子。他们已经打扫了屋子。 They have cleaned the house.我们已经买了这些书了。我们已经买了这

7、些书了。We have bought the books. .12否定句否定句：现在完成时现在完成时 Present perfect 句型句型have not (havent) +过去分词过去分词 has not (hasnt) +过去分词过去分词 I have not (havent) seen the film. She has not (hasnt) seen the film.I havent eaten supper. eat-eatenHe hasnt changed his idea. change-changedMy mother hasnt come back home. c

8、ome-come13seen a tiger Have you ever seen a tiger? Yes, I have. No, I havent.I have .I havent .14flown a kite Have you ever flown a kite? Yes, I have. No, I havent.I have .I havent .15swum in a river Have you ever swum in a rver? Yes, I have. No, I havent.I have .I havent .16had a dog Have you ever

9、had a dog? Yes, I have. No, I havent.I have .I havent .17caught a mouse Have you ever caught a mouse? Yes, I have. No, I havent.I have .I havent .18eaten English food Have you ever eaten English food? Yes, I have. No, I havent.I have .I havent .19bought a bike Have you ever bought a bike? Yes, I hav

10、e. No, I havent.I have .I havent .20ridden a horse Have you ever ridden a horse? Yes, I have. No, I havent.I have .I havent .21been to the Great Wall Have you ever been to the Great Wall? Yes, I have. No, I havent. I have .I havent .22sung an English song Have you ever sung an English song? Yes, I h

11、ave. No, I havent.I have .I havent .23read a Harry Potter Have you ever read a Harry Potter? Yes, I have. No, I havent.I have .I havent .24hurt your leg Have you ever hurt your leg? Yes, I have. No, I havent.I have .I havent .25sent an email Have you ever sent an email ? Yes, I have. No, I havent.I

12、have .I havent .26一般疑问句一般疑问句：现在完成时现在完成时 Present perfect 句型句型现在完成时的一般疑问句式是把助动词现在完成时的一般疑问句式是把助动词havehave或或hashas提到主语之前。提到主语之前。肯定回答肯定回答 Yes，_have/has.否定回答：否定回答： “No，_havent（hasnt）” Have you eaten your breakfast?Have you known Sandy for a long time?Yes, I have/ No, I havent.Has she eaten anything since

13、9:00 a.m.27 Has your family got a computer? No, it hasnt. Has your family got a TV? Yes, it has.28 Has your family got a car？ No, it hasnt. Has your family got a bike？ Yes, it has.29 Has your family got a camera? No, it hasnt. Has your family got a piano? Yes, it has. Has your family got a guitar? N

14、o, it hasnt./ Yes, it has.30 Has your family got a radio? No, it hasnt./ Yes, it has. Has your family got a video-camera? No, it hasnt./ Yes, it has.31现在完成时现在完成时 Present perfect 句型句型特殊疑问句特殊疑问句：特殊疑问词特殊疑问词 +have/has+have/has+过去分词过去分词+ +其他其他Who has cooked the dinner?Where has Susan learned English?32 A

15、: Has your school got a swimming pool? B: Yes, It has. It s got an indoor swimming pool. It has got an indoor swimming pool.现在完成时现在完成时定义：定义：表示表示到目前为止已经完成，并对现到目前为止已经完成，并对现在留下某种后果和影响的动作。在留下某种后果和影响的动作。结构：结构：have/ has（助动词）（助动词） + 动词的过动词的过去分词去分词33hithithit过去式过去式过去分词过去分词动词原形动词原形puthurtputputhurthurthave h

16、ad hadboughtboughtcatchbuycaughtcaughtfoundfoundfindAAA型型ABB型型34learnlearnt learntmeantmeantsaidsaidmeanthinksaysleepspellthoughtthoughtstoodspeltsatstoodspeltsleptsleptsitstandsat35drinkknowthrowgivedrawflyswimsingcomecamecamesangsungswamswumflewflowndrewdrawngavegiventhrewthrownknewknowndrankdrunk

17、runranrun36rideroderiddengowriteeatgonewentwrittenwroteeatenatechosenchosewornworeseensawchoosewearsee372Listen, read and learn.38打击打击受伤受伤放放有有买买接住接住找到找到学习学习意味着意味着说说睡觉睡觉拼写拼写坐坐想想站站1.The woman has had lunch.2.The cats have caught some mice.3. I have studied English.39汉泽英 1. 你的学校有一个游泳池吗？你的学校有一个游泳池吗？ 2.

18、是的，它有。是的，它有。 3. 你曾经看过一只老虎吗？你曾经看过一只老虎吗？ 4. 不，我没有。不，我没有。 5. 你曾经去过北京动物园吗？你曾经去过北京动物园吗？ 6. 你的家庭有一台你的家庭有一台电视电视吗？吗？ 7. 是的，它有。是的，它有。40 1. 你曾经去过北京动物园吗？你曾经去过北京动物园吗？ 2. 你的家庭有一台你的家庭有一台电视电视吗？吗？ 3. 是的，它有。是的，它有。 4. 你过了多少个生日？你过了多少个生日？ 5. 我过了我过了 生日。生日。室内的室内的 家庭家庭 酸橙酸橙 柠檬水柠檬水 摄像机摄像机吉他吉他 钢琴钢琴 突然地突然地 猎人猎人 早期的早期的曾经曾经 访问

19、访问 攀登攀登41来来跑跑唱歌唱歌喝喝游泳游泳知道知道飞飞扔扔画画1.The man has had a car.2.The women have swum.3. We have gone to Beijing.给给骑骑吃吃写写去去看见看见穿穿选择选择室内的室内的 家庭家庭 酸橙酸橙 柠檬水柠檬水 摄像机摄像机吉他吉他 钢琴钢琴42 1. I have been to Beijing. 2. The boy has drunk some tea. 3. The girls have bought some eggs. 4. The dog has run away.433Look, read

20、and talk. Have you ever seen a tiger? Yes, I have. / No, I havent. 444Listen read and act.45 pick some flowers 意为“摘一些花”。 e.g. I will pick some flowers for my mother! thought为think的过去式，意为“想”。 e.g. I thought I was very experienced. 我自己还以为我很有经验哪。 different意为“不同的，差异的”。 e.g. It is something different.465

21、Look, guess and write.476Ask and answer in pairs.How many意为“多少”。How many问多少，可数名词复数紧跟着。e.g.How many apples do you have?487Listen, read and find outJim is new in his school today. He has looked for his classroom for ten minutes. But he still cant find his classroom. Can you help him?Jims classroom num

22、ber is no fewer than six.Jim的教室号不低于6。It is a two-digit number.它是两位数字。It is more than ten.它比10多。The number is in the two, four, and eight times tables.这个数字是2、4、8的倍数。Which is Jims classroom? It is 16. 498Listen, sing and chant.509Look, ask and answer.（1） Has your family got a computer? No, it hasnt. H

23、as your family got a TV? Yes, it has. （2） Has your family got a car? No, it hasnt. Has your family got a bike? Yes, it has.51 How many问多少，可数名词复数紧跟着。问多少，可数名词复数紧跟着。 e.g.How many apples do you have?52Unit12 Has your school got a swimming pool?教学目的和要求：教学目的和要求：1.通过学习，使学生能进一步熟悉学校的通过学习，使学生能进一步熟悉学校的环境，能用英语做

24、一个简单的介绍。环境，能用英语做一个简单的介绍。2.进一步巩固动词过去式，同时学习现在进一步巩固动词过去式，同时学习现在完成时的用法。完成时的用法。3.能够表演短剧能够表演短剧小红帽小红帽交际用语：交际用语：1.Has your school got a swimming pool?53 2.Have you ever seen a tiger? Yes, I have./ No, I havent. 重点语法： 现在完成时： 1.用法用法(1)表示动作发生在过去某个不确定的时间，但对现在留下了某种影响和结果。常被just、already、yet 等副词修饰。如：54 (1)表示动作发生在过去

25、某个不确定的表示动作发生在过去某个不确定的时间，但对现在留下了某种影响和结时间，但对现在留下了某种影响和结果。常被果。常被just、already、yet 等副词等副词修饰。如：修饰。如： -Have you had lunch yet? -Yes,I have. Ive just had it.你你(已经已经)吃午饭了吗？吃午饭了吗？ 我刚刚吃过。我刚刚吃过。(现在我不饿了现在我不饿了)55(2)表示从过去某一时刻开始一直持续到现在表示从过去某一时刻开始一直持续到现在的动作或状态。这个动作可能刚停止，可的动作或状态。这个动作可能刚停止，可能仍然在进行。常带有能仍然在进行。常带有for和和si

26、nce等表示等表示一段时间的状语。一段时间的状语。 如：如：He has taught here since 1981. 他自他自1981年就在这儿教书。年就在这儿教书。(可能还要继续可能还要继续教教) I havet seen her for four years.我有四年没见到她了。我有四年没见到她了。56(3)表示说话前发生过一次或多次的动作，现在成表示说话前发生过一次或多次的动作，现在成为一种经验，一般译为汉语为一种经验，一般译为汉语“过过”，常带有，常带有twice, ever, never, three times等时间状语。等时间状语。如：如： I have been to Be

27、ijing twice.我去过北京我去过北京二次。二次。572.构成：构成：主语主语+have/has+过去分词过去分词+宾语宾语+状语状语过去分词的构成：过去分词的构成：（1）规则动词和过去式构成相同，在动词后加）规则动词和过去式构成相同，在动词后加ed。（2）不规则动词详见课本part2。58 3.现在完成时和一般过去时的区别现在完成时和一般过去时的区别 现在完成时和一般过去时都表示在过去完现在完成时和一般过去时都表示在过去完成的动作。但现在完成时强调的是这一动成的动作。但现在完成时强调的是这一动作与现在的关系。如对现在产生的结果或作与现在的关系。如对现在产生的结果或影响等，而一般过去时只

28、表示动作在过去影响等，而一般过去时只表示动作在过去某一时刻发生，不表示和现在的关系。试某一时刻发生，不表示和现在的关系。试比较：比较： I have lost my new book. 我把新书丢了。我把新书丢了。(现现在还未找到在还未找到) I lost my new book yesterday. 我昨天把新书我昨天把新书丢了。丢了。(昨天丢的，现在找到与否没说明昨天丢的，现在找到与否没说明)59作业 1.他已离开这个城市。(结果。他不在这个城市) 2.有人把窗户打破了。(结果。窗户仍破着) 3.你看到我的手提包了吗?(结果。你知道它在哪里吗?) 4.他离开这儿已10年了。 现在完成时常见

29、两种句型： 主语have / has beenfor短语 It is一段时间 since从句 60答案 1. He has left the city. 2. Someone has broken the window. 3. Have you seen my bag? 4. Its ten years since he left here. 61看图作文 This is a very beautiful school. Its very big. This is a classroom building. Some students are visiting the school. This

30、 is a nice building, too. You can see some students are painting pictures Here,some students are working at the computers. These students are having a P.E class.Some are swimming.Its a nice day.Class One and Class Two are having a football match.62 动词原形 过去式 过去分词 see saw seen E.g. I can see him every

31、 day because we are in the same class. I saw my old friend Bob in the park yesterday. I havent seen my music teacher for a week because she is sick.63英语小剧本小红帽 Little Red Riding Hood 第一场：Little Red Riding Hood家 Mum：(妈妈拿着一个篮子，把桌子上的水果放在篮子里） Little Red Riding Hood:(唱着歌，欢快地跑进来）Hi,mummy, what are you doin

32、g? Mum： （一边把水果放在篮子里，心事重重地说）Grandma is ill.Here are some apples and bananas for Grandma. Take them to Grandma. Little Red Riding Hood：（边提起篮子，边点头说）Ok! 64 Mum:（亲切地看着Little Red Riding Hood说） Be good. Be careful. Little Red Riding Hood： Yes ,mummyGoodbye, mummy. Mum： Bye-bye. Darling. 第二场：在路上 (一阵轻快的音乐由远而

33、近，Little Red Riding Hood挎着篮子蹦跳跳地跳到花草旁) Little Red Riding Hood： Wow！Flowers, how beautiful! （放下篮子采花）One flower ,two flowers, three flowers. 65 Wolf：（随着一阵低沉的音乐，Wolf大步地走上台）I am wolf. I am hungry. (做找东西状,东张西望) Here is a little red riding hood. Hi! Little Red Riding Hood. Where are you going? (做狡猾的样子和Lit

34、tle Red Riding Hood打招呼) Little Red Riding Hood：(手摸辫子，天真地回答)To GrandmasGrandma is ill. Wolf：（自言自语）I ll eat Grandma. But（对Little Red Riding Hood说）Hey, look! 6 little baby ducks. 66 Wolf：（悄悄地藏到大树后） Little Red Riding Hood：（停止跳舞）Hello! Baby ducks，how are you? Six Ducks：We re fineThank you Where are you g

35、oing? Little Red Riding Hood：To GrandmasOh, I must go, bye. Six Ducks：Goodbye Little Red Riding Hood：(和6只鸭子随着音乐翩翩起舞) 67 第三场：Grandma家 Grandma：（喘着气出场，颤颤悠悠地走到床前，吃力地坐到床边，喘了几口，打几个哈欠，慢吞吞地躺倒在床上。） Wolf：（从树后出来，边走边说）I am very hungry now. (做找寻的样子)Where is Grandma s house? (高兴地对观众说)Aha , its here.(敲门)Bang, Bang

36、, Bang Grandma：Who is it？ Wolf：（装出Little Red Riding Hood的68 声音，一边得意地摇动尾巴，一边说）Its me. Little Red Riding Hood. Grandma：(边说边起床) Come in, come in. Wolf：(得意洋洋地走到床边) Grandma , Ill eat you. Grandma： （惊慌失措地抓紧衣服，瞪着眼睛，边叫迫从床上滚到地上） 灰狼把外婆吞到了肚子里。 Wolf：（得意地拍拍肚子，翘起大拇指）Yummy！Ill sleep. 69 Little Red Riding Hood：(高兴地

37、敲门)GrandmaGrandma Wolf：(装扮成Grandma的声音) Who is it？ Little Red Riding Hood：Its me.Little Red Riding Hood. What a strange noise! Wolf：Come in， Come in. Little Red Riding Hood：(蹦跳着进来，把篮子放在桌子上，走到床前一看，跳回几步)Oh! What are big ears! Wolf：I can listen to your sweet voice. 70 Little Red Riding Hood：Wow! What a

38、big eyes! Wolf：I can see you pretty face. Little Red Riding Hood：Oh! What a big hand. Wolf：I can hug you. Little Red Riding Hood：（跪在床前，拉起Wolf的手，边摸边说）Look! What a big hands? Wolf：(从床上跳起来说)I can eat you! 71 Little Red Riding Hood：(拼命地跑)Oh！No! No! Wolf：（追到Little Red Riding Hood，做吃状，拍拍肚子说）Its delicious.

39、 I still sleep. I like sleeping. Hunter：(一边拿着枪，一边做寻找状出场)Wheres the wolf? Look! A door(推门)The wolf is sleeping. Wolf：(发出呼呼的响声) Hunter：(端起枪想打，又放下)What a big stomach! (摸摸Wolf的肚子)Grandma and Little Red Riding Hood are inside .I must be hurry 72 (从桌子上拿起剪刀，举起) Look! Scissors. (做剪Wolf的肚子)Cut, cut, cut. Lit

40、tle Red Riding Hood/Grandma：Thank you Hunter ,give me some needles and threadLittle Riding Hood ,Give me some stones Grandma：(从桌子上拿来针线) Little Red Riding Hood：(搬来几个石头)One, two, three. Hunter：(把小石头装进Wolf的衣服里) 73 Grandma：Ill thread it. Hunter：(拿起枪)Woke up! Wolf：(起床，两手托着大肚子)My stomach is so heavy. Hunt

41、er：You big bad wolf, raise your arms! Wolf：(边跑边说) Help! Dont shot me! Hunter： （开枪）Bang, bang! Wolf： (应声倒下) Hunter：The bad wolf is dead Little Red Riding Hood和Grandma：Yeah! Thank you 74 Little Red Riding Hood、Grandma、Hunter（一起鞠躬）: Thank you 75图片76 机房机房音乐教室音乐教室美术教室美术教室操场操场游泳池游泳池7778Paul and Peter are

42、going to visit a school.79They arrive the school very early.80It is a famous school.feims 81u Bob is going to show them around.82visit 参观，拜访arrive 到达，到来famous 著名的，出名的show 给看，展示around 绕着，周围83Paul and peter ask many questions.84Has your school got a swimming pool?Yes ,it has.85Has your school got a li

43、brary?No ,it hasnt.86Has your school got ?Yes ,it has./ No, I hasnt.87Has your school got ?Yes , it has. / No , it hasnt.8889Father and mother I love you.9091reidiu 9293ACBJGLIKFHED94ACBJGLIKFHED95Has your family got ?Yes ,it has./ No , it hasnt.96一、单元要点一、单元要点 1知识概述 （1）掌握本单元出现的生单词、词组和句型。 （2）进一步复习、巩固

44、所学的动词过去式的变化规则。 （3）学习现在完成时的用法。972单元重点词汇 visit, famous, show, around, indoor, learnt, picked, arrived, think, different, cried for help, cupboard, minute, digit, story, lemonade, camera, guitar, radio, video-camera, London Bridge, River Thames, Cambridge.983交际用语 （1）Has your school got a swimming pool?

45、 （2）Paul and Peter get up very early. （3）They are going to meet their best friend, Bob. （4）Have you ever seen a tiger？ Yes, I have. / No, I havent. （5）What big eyes youve got? （6）How many bikes has your family bought？ （7）Has your family got a computer? 99二、单元学习二、单元学习 1Listen, read, ask and answer. （

46、1） New words and expressions.100（2）New sentences.101（2）New sentences. Has your school got a swimming pool? Paul and Peter get up very early. They are going to meet their best friend, Bob.102（3）Pronunciation: l 读法一：出现在元音前，发音较清晰，发音时舌前向硬颚抬起，舌尖轻触上齿龈后部，气流由舌的一侧或两侧泄出。 e.g.listenlearnlow languageEnglish l读法

47、二：出现在辅音前或词尾，发音比较模糊，舌后上抬，舌面成凹槽。 e.g. world coldsoiltall sellcoolanimal1032Listen, read and learn.104 e.g. 一般现在时：Can he see? 一般过去时：We saw him get out of the bus. 现在完成时：Have you ever seen a tiger? 105现在完成时的结构：主语+have(has)+过去分词(done) （1）定义：现在完成时用来表示现在之前已发生过或完成的动作或状态，但其结果却和现在有联系，也就是说，动作或状态发生在过去但它的影响现在还存在

48、. e.g. I have lost my wallet. (含义是:现在我没有钱花了。) Jane has laid the table. (含义是:简已在吃饭。) （2）定义2：现在完成时可以用来表示发生在过去某一时刻的，持续到现在的情况，常与for、since连用. e.g.Mary has been ill for three days. （说明到现在为止一共三天仍然病着。）106 （3） Has your family got a camera? No, it hasnt. Has your family got the piano? Yes, it has. （4） Has you

49、r family got the guitar? No, it hasnt. Has your family got a radio? Yes, it has. （5） Has you family got a radio? No, it hasnt. Has your family got a video-camera? Yes, it has.10710Look, guess and say.伦敦桥剑桥大学泰晤士河伦敦眼摩天轮大笨钟108三、单元小结三、单元小结 1Words.109 2Sentences. （1）Has your school got a swimming pool? （

50、2）Paul and Peter get up very early. （3）They are going to meet their best friend, Bob.110111Understand the present perfect tense.（现在完成时）Use “Have you ever?” correctly.Teaching aims and demands112CPSHave you ever seen a tiger? (Has)Yes, I have. I have ever seen a tiger .No, I havent.I havent ever seen

51、 a tiger .Sentence structure113The main and difficult points: Has got a ? Yes, it has./ No, it hasnt. How many have you got? Ive got.114Questions:Where did you go yesterday?Did you go to school yesterday?What did you do there?Did you read books there?Has your school got a library?115listen to a shor

52、t passage and answer the flowing questions a. What day is it today? b. How about the weather? c. Who gets up very early? d. Why are they very happy? e. What are they going to do?116Make more sentencesHas your school got a computer? Yes, it has. /No, it hasnt.(family, school, classroom, teacher)117An

53、swers Has your family/ school/ classroom/ teacher hot a ?118How many? Has your classroom got many chairs? How many chairs has your classroom got? How many pens has your teacher got?119The main and difficult points Have you ever been to the Great Wall? Yes, I have. I have been to the Great Wall. No,

54、I havent. I havent ever been to the Great Wall.120P72 P8 make some similar sentences according to the chant. Have you ever been to the library to read a book? Have you ever been to a bus station to wait for a bus? Have you ever been to the Great Wall to ride a horse?121Review the main sentence struc

55、ture of this unit. Have you ever sung an English song? Yes, I have ever sung an English song. No, I havent ever sung an English song. Has your father ever been to the Great Wall? Yes, he has ever been to the Great Wall. No, he hasnt been to the Great Wall.122Little Red Riding HoodHave you ever read

56、a story named Little Red Riding Hood”? Do you know what its about?123Little Red Riding HoodWhats the name of the little girl?Who would she go and see?Who did she meet on the road?Did she know the wolf before?Who came to the grandmas house first, the wolf or the girl?What did Little Red Riding Hood f

57、ind when she came into the house? Who saved the girl and her grandma? Should we talk to the strangers in my daily life?Watch the story that made by ourselves. Repeat the conversation between the wolf and the girl for several times.Ask the students to have a role play in pairs.124 抄写动词以及过去式和过去分词。抄写动词

58、以及过去式和过去分词。 1.be- e 3.go- 4.do 5.have- 6.drink 7.give- 8. eat 9.know- 10.make 11.run- 12.say 13.see- 14.find 15.draw- 16.get 17.hear- 18.begin 19.buy- 20.leavewas/were -beencame-comewent-gonedid-donehad-haddrank-drunkgave-givenate-eatenknew-knownmade-maderan-runsaid-saidsaw-seenfound-founddrew-drawn

59、got-gotheard-heardbegan-begunbought-boughtleft-left1251. Ive already had dinner. I _ _ dinner _.2. He has just finished his homework. He _ _ his homework _.3. Mums cooked the dinner. Mum _ _ the dinner.4. Susans learned English at school. Susan _ _ English at school.haventhadyethasnt finishedyethasn

60、t cookedhasnt learned把下列句子改为否定句把下列句子改为否定句1261. Ive already had dinner. 2. He has just finished his homework. 3. Mums cooked the dinner.4. Susans learned English at school.Have you already had dinner?Has he just finished his homework?Has mum cooked the dinner? Has Susan learned English at school?把下列句