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fightdining hallhallwaylisten tomusic player uniformswear a hatsorryoutsidearriveDo you know the meanings of the following signs?No talking!No walking!No fire! No smoking! No pets allowed! No mobile phones! Dont sit on the handrail.No eating. No drinking.Emergency ExitWet FloorNothing can be accomplished without norms or standards. 无规矩不成方圆。无规矩不成方圆。We always say:Do you know the places that have rules? And what rules do you know?school rulesclass rulesfamily ruleslibrary rulesdining rules校规校规班规班规 图书馆规则图书馆规则就餐规则就餐规则家规家规 keep rulesbreak rules遵守规则遵守规则违反规则违反规则Living in the society, we have towe cantWhat can we do at school?What cant we do at school?be late for class = arrive late for class A: Can we be late for class?B: No, we cant. We cant be late for class. Dont be late for class.Dont eat in the classroom.A: Can we eat in the classroom?B: No, we cant. We cant eat in the classroom.We can eat in the dining hall.A: Can we eat in the dining hall?B: Yes, we can eat in the dining hall.A: Can we run in the hallways?B: No, we cant. We cant run in the hallways.Dont run in the hallways.A: Can we listen to music in class?B: No, we cant. We cant listen to music in class.Dont listen to music in class.A: Can you fight?B: No, we cant. We cant fight.Dont fight. Dont arrive late for class.You must be on time.Dont fight!Dont listen to music in class.1a Which rules are these students breaking? Write the number of the rule next to the student.2. Dont run in the hallways.4. Dont listen to music in class.5. Dont fight.1. Dont arrive late for class. You must be on time. 43253. Dont eat in the classroom. You must eat in the dining hall. Peter _ Amy _ Mike _1b Listen. What rules are these students breaking? Write the numbers after the names.1. Dont arrive late for class. You must be on time. 2. Dont run in the hallways.3. Dont eat in the classroom. You must eat in the dining hall. 4. Dont listen to music in class.5. Dont fight.Dont fight with your classmates.Tell your classmate what the rules should be. Dont listen to music in the classroom.Dont arrive late for school.Dont eat in the classroom. You must eat in the dining hall.Dont run in the hallways. Well, we cant arrive late for class. We must be on time.1c Student A is a new student. Student B tells Student A about the rules above. What are the rules?Dont run in the hallways.Dont eat in the classroomYou must eat in the dining hall.What are the other rules? Dont listen to music in class.Dont fight.Activity1._ listen to music in the classroom or hallwayscancant2._ listen to music in the music roomcancant3._ listen to music outsidecancant4._ eat in the classroom cancant2a2a Listen. Check () the activities Alan and Cindy talk about.5._ eat in the dining hallcancant6._ eat outsidecancant7._ wear a hatcancant8._ fightcancantActivity1._ listen to music in the classroom or hallwayscancant2._ listen to music in the music roomcancant3._ listen to music outsidecancant4._ eat in the classroom cancant2b2b Listen again. Can Alan and Cindy do these activities? Circle can or cant above.5._ eat in the dining hallcancant6._ eat outsidecancant7._ wear a hatcancant8._ fightcancantWell, we cant listen to music in the classroom or hallways.But we can listen to music in music room.2c Student A is Alan. Student B is Cindy. Talk about the rules in 2a. What are the school rules, Alan?We cant eat in the classroom, but we can eat in the dining hall.Uh-huh.No, you cant. What else? Oh, you cant fight with your classmates. That makes the teachers really unhappy.Oh, can we wear a hat in class?I see.1. Is John new at school? _2. Are there many rules at school? _2d Read the conversation in 2d and answer the questions.Yes, he is.Yes, there are.3. Can he bright music players to school? _4. Do they have to always wear the school uniform? _No, he cant. Yes, they do.2d Role-play the conversation.1. arrive vi. 到达到达 When did he arrive yesterday? 昨天他什么时候到达的？昨天他什么时候到达的？arrive in / at与与get to 的区别的区别 My father arrived in / got to Beijing this morning. 我爸爸今天上午到达了北京。我爸爸今天上午到达了北京。 The farmer arrived at / got to an old house and knocked at the door. 那个农民到达了一个旧房子前并且敲那个农民到达了一个旧房子前并且敲了敲门。了敲门。小结：小结： arrive + in （大地方）（大地方） at （小地方）（小地方） get 必须与必须与to 搭配才能加宾语。后搭配才能加宾语。后面如接地点副词，则不用介词面如接地点副词，则不用介词to。 When did your uncle _ in Shanghai? The day before yesterday. A. arrive B. getIf you _ too late, the host will be unhappy. A. arrive B. get to C. arrive at_ (not arrive) late for class.AADont arrive1. My mother usually get _ school at 7:40 in the morning.2. When do you usually arrive _ the bus station?3. Jennys uncle usually arrives _ Shanghai in the evening. 选词填空选词填空: in, at, totoin at2. have to与与must 1) have to意为意为“必须做某事必须做某事”强调强调“客客观需要观需要” They have to wear school uniforms every day.他们每天必须穿校服。他们每天必须穿校服。 2) must 意为意为“必须必须”强调主观上的愿望强调主观上的愿望 Its late. I must go home now.天晚了。现在我必须要回家。天晚了。现在我必须要回家。练一练：用练一练：用have to, must 填空填空1. Its cold outside. We _ stay at home.2. We _ be good with our parents.have tomust- _ ask you some questions?- Sure. A. Do you B. Will you C. Can I D. Must IDad, may I watch TV?No, you cant. You _ finish your homework first.A. must B. can C. mayCA 2) on time 是一个固定介词短语，表是一个固定介词短语，表示示“按时；准时按时；准时”。 例如：例如： We must get to school on time. 我们必须按时到校。我们必须按时到校。 我们要按时完成任务。我们要按时完成任务。 Well finish our job _. on time3) 系动词系动词be与形容词或介词短语联用，与形容词或介词短语联用，是英语一种常见的语句结构，表示某是英语一种常见的语句结构，表示某种状态。例如：种状态。例如： be quiet 保持安静；保持安静；be strict 要求严格要求严格 be on time 守时；按时到守时；按时到 be at work 在上班在上班 例如：例如： You mustnt be noisy, children. 孩子们，你们一定不能喧闹。孩子们，你们一定不能喧闹。3. listen to 听听 She is listening to the radio. 她在听收音机。她在听收音机。listen at the door 耳朵贴着门听耳朵贴着门听 listen for 留神等着听留神等着听 listen for an answer 等着听回答等着听回答 listen to a lecture 听讲座听讲座 listen to advice 听从劝告听从劝告4. wear a hat 戴帽子戴帽子 wear v. 穿；戴穿；戴 The girl often wears a red coat and a white hat. 这个女孩经常穿着红色的上衣戴这个女孩经常穿着红色的上衣戴着白色的帽子。着白色的帽子。wear强调强调“穿着穿着”这一状态，也可表示这一状态，也可表示“戴着戴着”。如：。如： She likes wearing colorful clothes. 她喜欢穿着颜色鲜艳的衣服。她喜欢穿着颜色鲜艳的衣服。dress既可表示动作，又可表示状态，常既可表示动作，又可表示状态，常由人作宾语，意为由人作宾语，意为“给给穿衣服穿衣服”。如：如：Could you dress the child for me?你能不能替我给小孩穿上衣服你能不能替我给小孩穿上衣服?wear, dress 与与 put on的区别的区别当表示自己穿衣服时，一般用当表示自己穿衣服时，一般用get dressed (= dress oneself)。 如：如： He cannot get dressed( = dress himself). 他不会自己穿衣服。他不会自己穿衣服。当当dress表示状态时，一般要用表示状态时，一般要用be dressed in的形式。如：的形式。如： She is dressed in a red coat. 她穿着一件红色的上衣。她穿着一件红色的上衣。put on着重于着重于“穿穿”这一动作，即由没穿这一动作，即由没穿到穿这一过程的完成，意为到穿这一过程的完成，意为“穿上穿上”。如：如： Please put on your new coat. 请穿上你的新大衣。请穿上你的新大衣。用用 wear, put on, dress 的适当形式填空。的适当形式填空。1. She is _ a red flower in her hair. 2. He _ his coat and goes out. 3. He is _ black. wearingputs ondressed in5. bring v. 带来；取来带来；取来 Can you bring me an English dictionary? 你能给我带来一本英语字典吗？你能给我带来一本英语字典吗？bring 与与 take 的区别的区别 Bring your homework here, and take the book away. 把你的作业拿过来，把这本书带走。把你的作业拿过来，把这本书带走。bring 指往里带来指往里带来, 而而take 则指往外带走。则指往外带走。 -Why do Chinese people like red? -Because they think it can _ them good luck. A. carry B. bring C. make D. takeB祈使句祈使句1.祈使句是表示命令、叮嘱、号召等的句子祈使句是表示命令、叮嘱、号召等的句子;2.通常省略主语通常省略主语you;3.句中谓语动词用动词原形句中谓语动词用动词原形;4.祈使句有肯定和否定两种：祈使句有肯定和否定两种： Dont eat in class.Dont play sports in the classroom.Dont fight.Come in, please! 请进！请进！ Sit down, please. 请坐。请坐。 否定否定肯定肯定 肯定祈使句肯定祈使句 否定祈使句否定祈使句1. Sit down.2. Come in.3. Eat at home.4. Listen to music outside.5. Do your homework at school.Dont sit down.Dont come in .Dont eat at home.Dont listen to music outside.Dont do your homework at school.ExamplesExamples1. 不要在上课时听音乐。不要在上课时听音乐。 _2. 我们必须准时。我们必须准时。 _3. 我们能把音乐播放器带到学校里来吗？我们能把音乐播放器带到学校里来吗？ _4. 在图书馆里我们必须保持安静。在图书馆里我们必须保持安静。 _5. 不要在楼道里跑不要在楼道里跑 。 _Dont listen to music in class.We must be on time.将下列句子译成英语。将下列句子译成英语。Can we bring the music player to school?We must keep quiet in the library.Dont run in the hallways.Lets make a conclusion.What are the school rules?School rules1. Dont arrive late for class.2. Dont run in the hallways.3. Dont eat in the classrooms.4. Dont listen to music in the classrooms or the hallways.5. Dont fight. Be polite to each other. Wear school uniform. Dont be late for school. Dont say rude remarks in school. Dont eat snacks in class. Dont shout in class.说唱下列歌谣：说唱下列歌谣：1. 不要在楼道里跑。不要在楼道里跑。 _2. 不要打架。不要打架。 _3. 有什么规则？有什么规则？ _ 4. 我们必须按时上课我们必须按时上课. _阅读阅读Grammar Focus部分，完成下列句子。部分，完成下列句子。Dont fight. Dont run in the hallways.What are the rules?We must be on time for class. 5. 我们可以在教室里吃东西吗？我们可以在教室里吃东西吗？ _6. 不能。但我们可以在餐厅里吃东西。不能。但我们可以在餐厅里吃东西。 _ _7. 我们可以在上课的时候带帽子吗？我们可以在上课的时候带帽子吗？ _Can we wear a hat in class? No, we cant, but we can eat in the dining hall. Can we eat in the classroom?8. 他在学校里必须穿校服吗？他在学校里必须穿校服吗？ _9. 是的，必须。是的，必须。/ 不，不必。不，不必。 _10. 你们必须做什么？你们必须做什么？ _ 11. 在图书馆里我们必须保持安静。在图书馆里我们必须保持安静。 _Yes, he does. / No, he doesnt. Does he have to wear a uniform at school?What do you have to do?We have to be quiet in the library. 一、祈使句一、祈使句1. 用法：用法：一般以动词原形开头，表示请一般以动词原形开头，表示请 求、命令、劝说、警告等。在祈使句求、命令、劝说、警告等。在祈使句 中，通常省略句子主语第二人称中，通常省略句子主语第二人称you。2. 句子结构句子结构(1) 肯定句：肯定句：_+ 其他其他 在餐厅里吃东西。在餐厅里吃东西。 _ 在音乐教室里听音乐。在音乐教室里听音乐。 _ 骑自行车去上学。骑自行车去上学。 _Ride the bike to school.Eat in the dining hall.动词原形动词原形Listen to music in the music room. (2) 否定句否定句: _ + _+ 其他其他 不要和同学们打架。不要和同学们打架。 _ 不要在教室里打篮球。不要在教室里打篮球。 _Dont fight with your classmates. Dont play basketball in the classroom.Dont 动词原形动词原形(3) 以以let引起的句子引起的句子 _+ sb.+动词原形动词原形 让我们步行去上学吧。让我们步行去上学吧。_ (4) No + 动词动词-ing形式。表示形式。表示“禁止、规劝禁止、规劝” 禁止停车！禁止停车！No Parking. 禁止吸烟！禁止吸烟！No Smoking. LetLets walk to school. 二、询问和讨论学校规则：二、询问和讨论学校规则： 1. 有什么规则？有什么规则？我们必须保持安静。我们必须保持安静。 _ _ 2. 我们可以在上课的时候戴帽子吗？我们可以在上课的时候戴帽子吗？ _ 不可以。你可以在外面戴帽子。不可以。你可以在外面戴帽子。 _ _What are the rules?We must be quiet. Can we wear a hat in class?No, we cant. You can wear a hat outside.3. 你必须做什么事？你必须做什么事？ _ 我们必须穿校服。我们必须穿校服。 _4. 他必须在校吃午饭吗？他必须在校吃午饭吗？ _We must wear the school uniforms.What do you have to do?Does he have to eat lunch at school?Do you know the rules in these places?librarydining hallhallwaysclassroomDo you know the rules for the school library?Dont talk.Dont talk.Do you know the rules for the school library?Dont eat in the library.Dont sing in the library.Do you know the rules for the school library?Dont take pictures/photos in the library.Do you know the rules for the school library?Library Rules1. Dont talk.2. _3. _4. _3a Write the rules for the school library.Dont listen to music.Dont eat or drink. Dont take photos. 方法指导：方法指导：1. 由图示可知都是一些禁止类的祈使句。由图示可知都是一些禁止类的祈使句。2. 可知应用可知应用“Dont + 动词原形动词原形”句子。句子。1. Be quiet? (she/have to /in the library) Q: Does she have to be quiet in the library? A: Yes, she does.3b Use the words to make questions about the rules. Then write answers according to your school.2. Eat? (he/have to/in the dinning hall) Q: _ A: _3. Listen to music? (we/can/in the hallways) Q: _ A: _ 4. Wear a hat? (we/can/in the classroom) Q: _ A: _1. 根据例句，可知要求我们造一般疑问句根据例句，可知要求我们造一般疑问句并根据实际情况进行回答。并根据实际情况进行回答。2. 先确定句子的主语。先确定句子的主语。 3. 再确定用情态动词还是用助动词来构成再确定用情态动词还是用助动词来构成疑问语序。疑问语序。4. 根据实际情况做出肯定或否定回答，答根据实际情况做出肯定或否定回答，答语的主语要与问句保持一致。语的主语要与问句保持一致。2. Eat? (he/have to/in the dining hall) Q: _? A: _3. Listen to music? (we/can/in the hallways) Q: _? A: _ 4. Wear a hat? (we/can/in the classroom) Q: _? A: _Then answer the questions.Yes, he does.Does he have to eat in the dining hallCan we listen to music in the hallwaysNo, we cant.Can we wear a hat in the classroomNo, we cant.3c3c Make up five cool rules for your dream school. Share your rules with the class. Your classmates vote for the Coolest School!1. We can eat in class.2. We dont have to come to school every day.3. At my dream school, we dont have to come to school every day. We can eat in class. 3c Make up five cool rules for your dream school. Share your rules with the class. Your classmates vote for the Coolest School!We dont have to wear school uniforms. We can listen to music in class. We can eat in the classroom. We dont have to do homework. At my dream school, we dont have to come to school every day. We can eat in the classroom. We can listen to music in class. We dont have to do homework. We dont have to wear the school uniform at school.Discuss and make rules for the computer room in your school.Computer Rules1. _2. _3. _4. _5. _We must be quiet in the computer room.Dont run in the computer room.Dont eat or drink in the computer room. Wear slippers in the computer room.Computer Rules1. _2. _3. _4. _5. _We must be quiet in the computer room.Dont eat or drink in the computer room.Dont run in the computer room.Wear slippers in the computer room. Clean the computer room every day. 1. He has to eat breakfast quickly. (改为一改为一般疑问句般疑问句) _2. Play volleyball after class. (改为否定句改为否定句) _句型转换句型转换Does he have to eat breakfast quickly?Dont play volleyball after class.3. We can wear sports shoes in class. (改为一改为一般疑问般疑问) _4. Dont arrive late for class. (改为同义句改为同义句) _5. Eric has to do his homework before six. (对划线部分提问对划线部分提问) _Can we wear sports shoes in class?We must be on time for class.What does Eric have to do before six?can 能，能够能，能够 （表示许可）（表示许可） Can I sit here? No, you cant. 我可以坐这儿吗？我可以坐这儿吗？ 不不, 你不能。你不能。can 能，会能，会 （表示能力）（表示能力） Can you play basketball? Yes, I can. 你会打篮球吗？你会打篮球吗？ 是的是的, 我会。我会。 have to 必须，不得不必须，不得不dont / doesnt have to 不不必必 你不必在上午七点前到校。你不必在上午七点前到校。 You dont have to be school before 7:00. 他们在学校必须做什么呢？他们在学校必须做什么呢？ What do they have to do at school？ 我们要保持安静。我们要保持安静。 We have to be quiet. 根据句意，用根据句意，用can和和cant填空。填空。1. Mr Green_ smoke here because theres a sign on the wall. It says “No smoking.”2. Its very hot outside. You_ wear a hat.cantcan3. We _ eat in the classroom because its impolite to teachers.4. I _ go to bed after 11:00 on school night.5. The students _ read books and magazines in the library.cantcancant 用用have to或或has to填空。填空。1.We _ clean our classroom after school.2.She _ make her bed after getting up. 3.Its late. Mr Beckman _ go to work by car.4.Emily and Peter join a music club. They _ practice the guitar every day.have tohave to has tohas toLets look at Marys Monday at school.Theres a gym class today. I have to wear_. sports shoesBut theres a party at school today, so I dont have to wear _.the school uniformAfter school, I have to clean the _.classroomTalk about your school day. What can you do and what do you have to do? Then make a list.Lets talk according to the list.Can we eat in the hallway?Yes, we can. / No, we cant.Do we have to wear a uniform?Yes, we do. / No, we dont.1. He has to eat breakfast quickly. (改为一改为一般疑问句般疑问句) _2. Play volleyball after class. (改为否定句改为否定句) _句型转换句型转换Does he have to eat breakfast quickly?Dont play volleyball after class.3. We can wear sports shoes in class. (改为一改为一般疑问般疑问) _4. Dont arrive late for class. (改为同义句改为同义句) _5. Eric has to do his homework before six. (对划线部分提问对划线部分提问) _Can we wear sports shoes in class?You must be on time for class.What does Eric have to do before six?Unit 4Unit 4Section BPeriod 1 (1a-2c)What can we do at school? What cant we do? And what do we have to do? Talk about school rules.Are there any rules at home? What can you do? What cant you do? And what do you have to do? Make a list.Lets look at the rules of the Jones family.FAMILY RULESDont talk loudly.FAMILY RULESDont watch TV late at night.FAMILY RULESDont eat in bed.FAMILY RULESClean the bedroom on Saturdays.FAMILY RULESDont get up late on Sundays.FAMILY RULESDont sing loudly at night.Dont go out on school nights.FAMILY RULESDo your homework after school.FAMILY RULESPractice the guitar every day.FAMILY RULESDont watch TV after school.FAMILY RULESDo you have any other family rules?1a _ go out _ see friends_ do his homework _ practice the guitar_ do the dishes_ watch TV_ help his mom make breakfast_ clean his roomahcbegfd1b Listen and put an x for things Dave cant do and a for things he has to do. Rules Cant Have to/mustgo outsee friendsdo his homeworkpractice the guitardo the disheswatch TVhelp his mom make breakfastclean his roomx xx xx x下面是下面是do和名词搭配的几个例句：和名词搭配的几个例句：1. Go and do your hair.梳头梳头2. Do your teeth, please.刷牙刷牙3. Can you do the room now?打扫房间打扫房间4. When is he coming to do the windows? 擦窗户擦窗户1c 1c Listen again. Write when Dave has to follow the rules in the chart in 1b. Choose from the phrases in the box.on school nights every Saturday before dinner in the evening on school days after dinner after school every morningRulesCant ()Have to/ Must ()Whenago outon school nightssee friendsdo his homeworkpractice the guitardo the disheswatch TVhelp his mom make breakfastclean his roomon school daysafter classbefore dinnerafter dinnerin the eveningevery morningevery Saturday1d 1d Talk about the rules in Daves house.No, he cant.Can Dave go out on school nights?No, he cant.Can Dave see friends on school days?Yes, he can.Can Dave do his homework after class?Yes, he can.Can Dave practice the guitar before dinner?Every day I can hear my parents say,“Do your homework and no TV.Clean your room and dont make it messy.”Rule, rules, thereve got to be rules.Let me tell you, young child, you just cannot run wild.Every day I can hear my teacher say,“Please arrive on time and dont run behind. If you want to speak, raise your hand.”Rule, rules, thereve got to be rules.Let me tell you, young child, you just cannot run wild.terriblereaddirtykitchenmake the bedrelaxnoisystrictfollow the rulesrememberlearnkeep quiet2a When you are unhappy about something, who do you like to talk to.My good fiend? My father? My mother? My cousin? My teacher?You can talk to Dr Know. He knows everything.2b Read the passage and answer the questions.How does Molly feel about the rules?_Its terrible.Read the letters, underline the rules for Molly.1. 通读全文，掌握文章的大意。通读全文，掌握文章的大意。2. 题目要求我们寻找有关题目要求我们寻找有关Molly在家庭及在在家庭及在学校里的规则。表达规则的句子常为祈学校里的规则。表达规则的句子常为祈使句、或含有使句、或含有must及及have的句子。的句子。3. 读短文寻找这种类型的句子。根据句意读短文寻找这种类型的句子。根据句意确定是否是她的规则。确定是否是她的规则。4. 最后最后, 再读一遍课文再读一遍课文, 检查一下答案的正检查一下答案的正确性。确性。2b 2b Read the letters. Underline the rules for Molly.Dear Dr. Know,There are too many rules! At 6:00 a.m., my mom says, “Get up now and make your bed!” After breakfast, my mom always says, “Dont leave the dirty dishes in the kitchen!” After that, I run to school because I cant be late. At school, we have more rulesdont be noisy, dont eat in class, My dad says I cant play basketball after school because I must do my homework. I can play only on weekends. After dinner, I cant relax either. I must read a book before I can watch TV. But I have to go to bed before 10:00. Rules, rules, rules! Its terrible! What can I do, Dr. Know? Molly Brown, New YorkAnswer the questions.1. Does Molly have to make her bed?2. What does Molly have to do after school?3. What time does Molly go to bed?4. Does Dr. Know think the rules help Molly?Yes, she does.She has to do homework.She has to go to bed before 10:00.Yes, he does.Write to Dr. Know if you are unhappy.2c 2c Read the letters again and complete the sentences with have to/ must, can or cant.1. Molly _ play basketball on school days, but she _ play it on weekends.2. Molly _ do her homework first when she gets home.cantcanhas to / must 3. Molly _ read a book after dinner before she _ watch TV. 4. At school, Molly _ be noisy or eat in class.5. Parents and schools make rules to help students. So students _ follow the rules.has to / mustcanthave to / mustcan1. before dinner 饭前饭前 before prep. conj. 在在之前之前 adv. 以前以前 before + 时间点时间点 Ill be free before 7 oclock tomorrow. 我明天我明天7点前会有空。点前会有空。2. leave 作为动词，这里的意思是作为动词，这里的意思是“留下；剩下留下；剩下”。 Please leave the book on your desk. 请把书留在你们的课桌上。请把书留在你们的课桌上。3. either adv. “也也”，用于否定句句末，用于否定句句末，可用逗号与语句的主题隔开。例如：可用逗号与语句的主题隔开。例如： My father cant speak English. My mother cant (speak it), either. 我爸爸不会讲英语，我妈妈也不会。我爸爸不会讲英语，我妈妈也不会。 also，too和和either辨析辨析 also是较正式的用语，语气较庄重。它是较正式的用语，语气较庄重。它通常放在句中，位于行为动词之前，连通常放在句中，位于行为动词之前，连系动词之后；如有助动词或情态动词，系动词之后；如有助动词或情态动词，一般放在助动词或情态动词之后。例如一般放在助动词或情态动词之后。例如: Peter also has two brothers. I am also a student. Mrs. Green can also sing the song in Chinese. too 是普通用词，多用于口语，语气较随便。是普通用词，多用于口语，语气较随便。一般用在肯定句中，放在句末。一般用在肯定句中，放在句末。 Im in Row 1, too. 注意：注意：also和和too一般都用于肯定句。一般都用于肯定句。 either 表示表示“也也”时，一般只用于否定句，时，一般只用于否定句，且置于句末。且置于句末。I dont know him. Tom doesnt know him, either. If you dont go there, he wont go
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