初二上总课件简版.doc

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Unit 1 How often do you exercise?一 语法1How often do you watch TV? 你多久看一次电视? Twice a week. 一周两次。how often表示“多久一次”,是对动作的频率进行提问。回答有两种:1)频率副词 Always(总是) usually(通常) often(经常), sometimes(有时), hardly ever(几乎不), never(从不)2) 或用于回答表示频率的短语: “次数a时间名词”或 “数词timesonce a day (一天一次)twice a week (一周两次)four times a month (一个月四次)every day (每一天)等。知识拓展频率副词always的用法:在所有的频率副词中,always语气最强,表示“总是;永远”。always可用于进行时态,表示“老是;总是”,是一种加强语气的说法,含有“气愤;不满;不耐烦;赞赏”等感情色彩。如: He is always coming late. 他总是迟到。(埋怨) He is always helping others. 他总是帮助别人。(赞扬)always与not连用时,表示部分否定,意思是“不一定总是;未必”等。如:He is not always good. 2How many hours do you sleep every night? 你每天晚上睡几个小时?how many 多少对可数名词提问,回答应该是表示数量的名词或词组。How many months are there in a year? 一年有多少个月?Twelve. 12 个月。How many times do you exercise every week? 你一周锻炼几次? Three or four times. 三、四次吧。3. sometimes 与some timessometimessometimes意思是“有时;不时”,常与一般现在时或一般过去时连用。如:Sometimes he goes to school by bus.有时他乘公共汽车上学。some timessome times是名词短语,意思是“几次;几倍”。如: I met him some times in the street last month. 上个月我在街上遇到他好几次。4 She says its good for my health. 她说那对我的健康有益。(1)be good for意思是“对有好处”。如: Doing exercise is good for our health. 进行锻炼对我们的身体有好处。辨析:be good for, be good at 与be good tobe good for意思是“对有益”。如: Watching TV too much is not good for your health. 看电视太多对你的身体没有好处。be good at意思是“擅长于”。如: He is good at playing football. 他擅长踢足球。be good to意思是“对好”。如: The old woman is good to us. 那个老太太对我们很好。5And it makes a big difference to my grades. 这对我的成绩很重要。(这使我的成绩截然不同。) difference n.不同,差异 make a difference产生差别;有影响 It makes a difference which you choose. 你选择哪一个,事关重大。different adj. 不同的 be different from与不同This picture is quite different from that one. 这幅图与那幅图有很大的区别。 be the same as 与。相同:My lifestyle is the same as yours. 6. l ook after 照顾;保管” look at 看 look for寻找 look like看起来像知识拓展look after与take care of同义,在表达“照顾/保管好”的意思时,可用look afterwell或take good care of。如: My mother takes good care of me.我妈妈对我非常体贴。 I have to look after my sister well.我得照顾好我妹妹。7So maybe Im not very healthy, although I do have one healthy habit. 所以尽管我有一个健康的习惯,但是也许我还不是很健康。(1) maybe是个副词,意思是“也许;或许”,常用于句首。 如: Maybe you are right. 也许你是对的。辨析:maybe 与may bemaybe为副词,意思是“也许”,同义词是perhaps,常用于句首,作状语。如: Maybe you are an English teacher. 也许你是一位英语教师。may be为“情态动词动词”结构,在句子中作谓语,意思是“也许是”。如: You may be an English teacher. 你也许是一位英语教师。(2)although为连词,意思是“尽管;虽然”,表示转折关系,同义词有though。与but作用相同,但是用法不同。特别注意英、汉在此意义上的表达区别:汉语中经常说“虽然但是”,但在英语中,“虽然”和“但是”只能用其一。如: Although I get up early, I cant catch the early bus.= I get up early, but I cant catch the early bus.尽管我起得很早,但还是没有赶上早班车。I dont pass the exam, although I study every hard. =I study very hard, but I dont pass the exam.尽管我努力学习,但考试还是没有及格。8. Try to 试着做某事 I try to study hard. 我试着努力学习。9. Keep 保持 1) Keep in good health= keep healthy (形容词) 2) keep doing sth 坚持做某事 I keep learning English 10 must必须 have to 不得不 情态动词 can, would, may, need 11. All / most / some/ no students Not all the students 不是所有学生(部分否定) 12 重要词汇1. on weekends = at (the) weekends 在周末2. do exercise 做运动3. Surf the Internet 上网4. go surfing 冲浪5. High school 高中6. As for 至于7. Junk food 垃圾食品8. Healthy food 健康食品9. Drink milk/coffee/tes/water/juice 喝10. Eating habit 饮食习惯11. Of course = sure 当然12. Healthy lifestyle 健康生活方式13. Get good grade 得到高分14. Good/well -better-best 15. Little -less 16. Activity survey 活动调查Unit 2 Whats the matter?一、重难点句子解析1Whats the matter? 怎么了? I have a cold. 我感冒了。(1) matter作名词时,表“事情;问题;情况”,Whats the matter? 常用来询问对方的病情或其他不适,也可用 Whats wrong? 或Whats the trouble with sb(宾格)? 2) wrong是形容词,前面没有“the”; matter和trouble都 是名词,前面应有“the”。2havean.(病名)表示“患了某种疾病”。have a cold 感冒have a sore back 背痛have a stomachache 胃痛have a sore throat 嗓子痛have a toothache 牙痛have a headache 头痛have a fever 发烧have a backache 背痛1)注意a在此不表示数量“一”,而是不定冠词加名词表示一类事物。2)sore“痛,疼”,通常指因发炎引起的肌肉疼,在表示身体的某部位疼痛时,常置于部位名词前。ache常指持续性的疼痛,它常与身体部位的名词构成复合词,如:headache头痛,backache背疼等。3You should lie down and rest. 你应该躺下休息。 1)should 用以表示劝告或推荐,意思是“应该”,其否定形式是shouldnt,意思是“不应该”。 2) should + do (复习情态动词) 3)lie down意思是“躺下”,动词lie的过去式是lay,现在分词形式是lying。如: She lay down on her bed. 她躺在床上。 I found a purse lying on the ground. 我发现地上有一个钱包。 4)rest休息 have a rest 4That sounds like a good idea. 那听起来像是一个好主意。 sound like 意思是“听起来像”,sound是连系动词,它也能作名词,意思是“声音”。如: Your idea sounds like a good one. 你的想法听起来是个好主意。 We can hear the sound of birds singing in the morning.早晨我们能听见鸟儿歌唱的声音。5I hope you feel better soon. 我希望你很快好起来。这是一句祝福用语,hope表示“祝愿;希望”。如: We hope youre well. 我们希望你健康。辨析: hope与wish:hope与wish这两个词都表示“希望”,但含义和用法不同。wish后一般接含有虚拟语气的名词性从句,用以表示难以实现或不可能实现的愿望,有时也可用于表示对人的祝福(注意:wish后不能接动名词)。如: I wish I were as strong as you. 我真希望我像你一样健壮。 I wish you success. 祝你成功。hope用于有可能实现的场合。hope后可接动词不定式、名词从句,但不能在接了动名词、名词或宾语后再加动词不定式。如: I hope that you will succeed. 我希望你会成功。 He hoped to get the first prize.他希望获得一等奖。6. 辨析:too much / much too / too many too much的中心词是much, too修饰much,加强语气。too much 修饰不可数名词或单独使用,意思为“more than enough”,与too many相对,后者修饰可数名词或单独使用。如:He drank too much, so he didnt feel very well. 他喝多了,所以他感觉很不舒服。This sweater is much too expensive.这件毛衣太贵了。There are too many books in the bookcase. 书柜里太多书。7 Its easy to have a healthy lifestyle, and its important to eat a balanced diet. 拥有一个健康的生活方式很容易,营养均衡很重要。(1)Its 形容词to do sth. 是个固定句型,意思是“做某事是(怎样的)”。类似的结构还有:“Its形容词for sb. to do sth.”意思是“对于某人来说,做某事是(怎样的)”。如: Its easy to pass the English exam. 通过这次英语考试很容易。 Its difficult for me to work out the problem. 解决这个问题对我来说很困难。(2) stay healthy意思是“保持健康”,同be/keep healthy。stay为连系动词,意思是“持续不变;保持”。8Then ask classmates for advice. 向你的同学征求建议。1) advice意为“建议,忠告”,是不可数名词。一条建议a piece of advice两条建议two pieces of advice.一些建议some advice2)与advice搭配构成短语的有:ask sb. for advice 请提出建议give sb. advice给提出建议take ones advice采纳某人的建议refuse ones advice不听某人的劝告、忠告“有关的建议”应用advice on /about sth. Ill give you a piece of advice on how to learn English well.我将给你一条关于如何学好英语的建议。9. A few / few 一点/没有 a little / little 一点/没有10. Until 直到.才=till I cant go home until 10 oclock. 直到10点我才能回家。11. 词组 1. a balance of. 的平衡2. keep ones balance保持平衡3. lose ones balance失去平衡4. a balanced diet 均衡饮食5. be stressed out 紧张的,有压力的6. stay healthy保持健康7. at the moment 此刻,现在8. get tired 感觉疲倦9. I am not feeling well. 我感觉不是很好。10. I think so. 我认为是这样。11. See a dentist/ doctor 看医生/ 牙医12. Hot tea with honey 热茶加蜂蜜 13. Dont eat anything 不要吃任何东西 14. Chinese doctors 中医15. For example 例如16. Take the medicine 吃药17. Western countries 西方国家18 Host family 寄宿家庭 19 Be angry with sb 对某人生气20 One.the other 一个另一个 (两者)21. I am sorry to hear that. 很抱歉听说。 Unit 3 What are you doing for vacation?一 重难点知识讲解1Whats she doing for vacation? 她假期要干什么? Shes babysitting her sister. 她要照看她妹妹。(1)这两个句子都出现了现在进行时,但在这里是用来表示“将要”的意思。现在进行时可以用来表示“近期打算做”。Are you playing tomorrow? 你明天打算打比赛吗?She is leaving for Wuhan next week.她打算下周去武汉。(2)for vacation 度假 介词 for 在这里表示目的。 She is out for a walk. 她外出散步去了。 He does everything only for money. 他做什么都只是为了钱。 2. “go动名词”是一种常见的用法,表示“去从事某种活动”。如:go sightseeing去观光 go fishing去钓鱼 go hiking去远足 go surfing去冲浪go camping去野营go boating去划船3 How long are you staying? 你打算呆多长时间? Just for four days.只呆四天。1)how long的意思是“有多长”,用来提问“(谓语动词所表示的动作持续了)多长时间”,答语通常是(for)more than two weeks等表示一段时间的状语。如: How long did he live in China? 他住在中国多长时间了? More than two years. 两年多。注意:以how long提问的疑问句,其后面的动词必须用持续性动词,而不能用短暂性动词。如:这本书我能借多长时间? How long can I borrow this book?() How long can I keep this book?()2) how long还用来询问具体的事物的长度,意为“多长”。 How long is this river? 这条河有多长? It is two km. 两公里。4. Who are you going with? 你要和谁一起去? I am going with my parents. 和父母一起去。5Show me your photos when we get back to school.当我们回到学校时,把你的照片给我看看。1) show的意思是“给看;出示”,一般用于show sb. sth.或show sth. to sb.这两种结构。(write, tell ) 双宾He showed me his pictures. =He showed his pictures to me.他把他的图画给我看。2) show还能作名词,意思是“展览;展览物;展览会;(剧院、夜总会、电台或电视里的)表演”。如:Many people went to see the flower show.许多人去看了花展。6Whats the weather like there? 那里的天气怎样?1)Whatslike?是一个固定的句型,意思是“怎么样”,常用来询问“天气”;也可用来询问人的相貌和品行。如:Whats your English teacher like?你的英语老师怎么样?How do you like? 意思是“你觉得怎么样?”如:How do you like China? 你觉得中国怎样?What do you think of /about?意思是“你认为怎么样?”如:What do you think of our singing?你觉得我们的歌唱得怎么样?How is?意思是“怎么样?”“身体怎样?”如:How is your brother?你哥哥身体好吗?How is the weather here in winter?这里的冬天的天气怎么样?7Can I ask you some questions about your vacation plans? 我能问你一些有关你假期计划的问题吗?(1)some一般用于肯定句,any用于否定句或疑问句中。但在“表示请求或征求对方意见”或“希望有肯定答复”或“仅仅表示礼貌并不表示疑问”的问句中,仍然使用some。如:Would you like some tea? 你想要些茶吗?“Can I give you some advice?”said the doctor. 医生说:“我可以给你一些建议吗?”8I hope I can forget all my problems.我希望我能忘掉所有的烦恼。forget意思是“忘记”,后面可以接动词不定式作宾语,也可接动词ing形式作宾语。forget to do sth.意思是“忘记做某事”,强调的是“事情还没有做”;而forget doing sth.意思是“忘记做了某事”,强调的是“事情已做”。如:Please dont forget to bring my book here tomorrow.明天别忘了把我的书带来。(书还没有带来)I forgot returning the dictionary to Jim, so I looked for it everywhere.我忘记把字典还给了吉姆,所以我到处找它。(字典已还)9What should tourists take with them?游客们应该随身携带什么东西呢takewith表示“随身携带”。如:Its going to rain. Please take an umbrella with you, Bob.要下雨了。鲍勃,请带上雨伞。重要词汇1. Plan to do sth 计划做某事2. Go away 离开3. Get back 回来4. Send a postcard 发送/ 寄明信片5. Ride a bike 骑车6. Take a vacation 去度假7. Leave for 离开到某地8. Finish doing 完成做某事9. Something different 一些不同的事10. Rent videos 租录像11. Spend time.in doing sth 花费时间做某事12. Take walks 散步13. go bike riding 骑车Unit 4 How do you get to school?一 重难点提示1. how1)how的意思是“怎样;怎么;如何”。如:Tell me how to spell it. 告诉我怎么拼写它。 How do you go to school ?怎样去学校?How are things going at the moment? 你现在的情况怎么样?2) how还可表示“健康情况怎样”。如: How are the children?孩子们身体好吗? 2. 下面介绍“交通方式”的表达方法:介词“by交通工具(单数名词)”表示交通方式。by car乘小汽车by bus 乘公汽 by plane /air 乘飞机 by boat /sea乘船by train乘火车 by subway乘地铁 by land走陆地 by river /water走水路by taxi 打的 by bike 骑车还有其它的表示交通方式的说法。on foot步行on horse骑马 动词“takethe交通工具”。take the train乘火车 take the car乘轿车 take the subway乘地铁 take the bus乘公汽但是,交通工具名词前如果有a, the, his等词修饰时,通常用in或on(用on是美国英语)。如:We go to school on /in a bus. 我们坐公共汽车去上学。(2)如果交通工具名词前有表示时刻的词语,用by或on都可以。如: Well go by /on the eleven oclock train. 我们将乘11点的火车去。注意:“骑自行车”应该说by bike或on a bike,不可以说in a bike。3How long does it take? 需要多长时间? It takes about 10 minutes to walk and 15 minutes by bus. 步行大约需要10分钟,(然后)坐车15分钟。(1)take v. 花费,需要(时间)The flight from Tokyo to San Francisco takes nine hours. 从东京到旧京山的飞行时间要9小时。(2) 表示“做某事需花费某人多长时间。”通常用句型: ittakessb.时间to do sth.It takes me 5 days to finish this job. 完成这项工作要花我5天时间。也可用:it takes时间for sb.to do sth.It takes 30 minutes for us to walk there. 步行去那儿要花我们30分钟。3) sb spend + 时间 (in) doing sth / on sth I spend two hours (in) watching TV. / on TV.4How far is it from his home to school? 从他家到学校有多远? 这个句型用来询问两地间的距离。它的答语可用表示长度的词或短语(距离长度或所用时间)。如:How far is your house from the school? 你家离学校有多远?Its about 2 kilometers. /Its about 20 minutes walk. 大约有两公里。/大约是20分钟的步行路程。5Thomas wants to know what she thinks of the transportation. 汤姆斯想知道她是怎样看待交通运输的。what she thinks of the transportation是一个宾语从句,注意它和特殊疑问句的不同:它的语序是陈述句语序。6In China, it depends on where you are. 在中国,它要看你住在什么地方。(1)depend on sth. 意为“视某物而定;取决于某事物”。如:A lot will depend on how she responds to the challenge. 在很大程度上将取决于她对这一挑战的反映。How much it produced depends on how hard we work. 产量的大小取决于我们努力的程度。(2)where you are是宾语从句,作介词on的宾语。由疑问代词或疑问副词引导的宾语从句,句子要用陈述句语序。如:I want to know how you go to school. 我想知道你是怎样去上学的。I forget where I put my books. 我忘记把书放在哪儿了。7That must be a lot more fun than taking a bus! 那一定比坐公共汽车有趣得多。(1) must be“一定是,肯定是”,表示语气肯定的猜测。 Where is Jim? Jim在哪儿?He must be in the library. 他肯定在图书馆。(2)a lot more fun than意为“比更好玩”、“比更有趣”。more是much的比较级,修饰不可数名词fun;a lot 作状语,表示程度,修饰more; morethan比较级 “比得多”。This movie is more interesting than that one. 这部影片比那部影片有趣得多。8. 重点词汇1. ride my bike 骑车2. 20 minutes walk. 20 分钟步行3. three hundred 3004. North America 北美洲5. be ill 生病6. Dont worry! 不用担心7. have a quick breakfast 很快吃早餐8. eight miles 八英里9. bus stop 公交站10. train station 火车站11. means of transportation 交通工具Unit 5 Can you come to my party? 一、重难点提示1Can you come to my party next Saturday afternoon?Sure/Great, Id love to. Im sorry, I cant. I have to have a piano lesson.1)此句中can表示请求,这是邀请的一种表达方式。其他的还有:Would you like to? Could you? I hope you can如: Would you like to go to the movies with me?你愿意和我一起去看电影吗?Could you have dinner with us?和我们一起吃顿饭好吗?I hope you can go with me. 我希望你能和我一起去。辨析:can与may这两个情态动词都可以表示“许可”。在征求对方的意见时,用may较多。如:May I go now? 现在我可以走吗?在询问客观上(按规定)是否可以时,用can更好一些。如:Can we take the books out? 我们能把书拿出去吗?在两者都可以用时,may显得客气一些。如:May I take this seat? 我可以坐在这儿吗?在陈述句中,用can时较多。如果用may就显得不太客气。You can sit here. 你可以坐在这儿。can还可以表示能力。如:Can you speak English? 你会说英语吗?(may没有这种用法)(2)Sure, Id love to. 当然,我很愿意。Id love to. 是省略句,省略与问句相当的部分,即come to your party, 但应注意不定式符号to应该保留,不能省略。(3)Im sorry, I cant. I have to have a piano lesson. 对不起,我去不了。我得上钢琴课。在英语里,拒绝别人的邀请时,首先要表示歉意,通常用Im sorry, Sorry或Im afraid等,然后再说明理由。这样做主要是出于礼貌,不致于伤害对方。 4)have to是情态动词,意思是“不得不;必须”,后跟动词原形,但在使用上,我们仍然把它当作行为动词,它本身有人称和数的变化。如:Do you have to help your parents at the weekends?你在周末必须帮你父母做事吗?She doesnt have to go to her guitar lesson today. 她今天不必去上吉他课了。辨析:have to 与musthave to表示“不得不;必须”,着重于客观的需要。如:It rained yesterday and we had to stay at home.昨天下雨了,我们不得不呆在家里。must表示“必须”时,着重于说话者主观上认为有义务和必要;当它表示过去情况时常用had to代替。如:We must work hard. 我们必须要努力学习。I had to get up early yesterday. 昨天我必须很早起床。辨析:class 与lesson1)两者都可作”(一节)课”解,这时两者可以互换。如We are not going to have any classes (或lessons) next week.下星期,我们将不上课。 2)class 可以作“课堂;班级;阶级”解,但lesson不可以。如:She works very hard in class. 她在课堂上学习很努力。lesson可以作“功课;科目;(课本中的)一课;教训”解,但class不可以。如:This thing gives me a good lesson. 这件事给我一个很好的教训。 Lesson Two is very easy. 第二课很容易。2Im sorry. Im playing soccer. 对不起,我要去踢足球。 这里的现在进行时是用来表示按计划将要进行的动作,等于be going to do. Can they go to the concert? 他们能去音乐会吗?No, they cant. Theyre going to a party. 不能。他们要去一个晚会。What are you doing Thursday afternoon? 你星期四下午准备干什么?3Thats too bad. Maybe another time. 那太糟糕了。也许要(换成)另一个时间。(1)another是形容词或代词,意思是“(三者或三者以上中的)另一个(的)”,后面一般接单数名词。如:Would you like another orange? 你还想要个橘子吗?One boy was reading; another was writing.一个男孩在读书;另一个在写字。2)拓展:another 后面也可以接复数名词,但前面必须有数词,结构是“another数词名词复数”,意思是“又/另/再几个”。如:Please give me another two cakes. 请再给我两块蛋糕。另外,这种结构还可以换成“数词more名词复数”结构。如:We need another two bottles of orange.=We need two more bottles of orange.我们还需要两瓶橘子汁4Please keep quiet! Im trying to study. 请保持安静!我正想学习。(1) keep意思是“保持;继续”,后一般接形容词或动词-ing形式。如: keep healthy. kept crying.(2) try to do sth. 意思是“努力做某事;尽力做某事;试图做某事”。如:He tried to climb the tree, but the could not. 他试图爬树,可爬不上去。Im trying to study for a test.我正在努力为考试而学习。辨析:try to do 与try doingtry to do意思是“努力做;尽力做;试图做”。如:Ill try to call you. 我会设法打电话给你。try doing意思是“尝试做某事/试着做某事”。如:I tried mending my shoes myself. 我试着自己修了鞋。5Im free till 22:00. 我直到晚上10点都有空。1)be free意思是“有空的;空闲的”,相当于have time。如Are you free this evening? 你今天晚上有空吗?2)till/ until意思是“直到;在以前”。如:I had to wait till ten oclock.我不得不一直等到10点钟。 拓展:till/until用于肯定句中时,要求谓语动词必须是延续性动词;用于否定句中时,一般与终止性动词连用,与否定词一起构成“nottill/until”句型,意思是“直到才”。如:We cant go till/until Thursday. 我们要到星期四才能去。6. What is today? 今天日期是?Its Monday the 14th. 14号星期一7. 重要词汇1)Study for a test 为考试准备2)Go to the doctor 看医生3)Have a piano lesson 上钢琴课4)The day after tomorrow 后天5)Come over 顺便来访6)Go to the concert 去听音乐会7)Tennis training 网球训练8)The whole day 一整天9)Football match 足球赛Unit 6 Im more outgoing than my sister一、重难点提示1形容词比较级的构成绝大多数形容词都有三个等级:原级、比较级、最高级。原级即原形。比较级表示“较”或“更”等意思。比较级的构成有规则和不规则两种。形容词比较级的规则变化如下:1)一般在词尾加-er. coldcoldershortshortertalltaller2)以e结尾的形容词加-r.nicenicerlatelaterlargelarger3)以重读闭音节结尾并以一个元音+一个辅音结尾的单词,先双写这个辅音字母再加-er. bigbiggerhothotterwetwetter4)以辅音字母加y结尾的形容词,先将y改为i,再加-er.easyeasierhappyhappier heavyheavier5)多音节的形容词和部分双音节的形容词在词前加 more.outgoingmore outgoingbeautifulmore beautiful friendlymore friendly形容词比较级的不规则变化要靠自己去记忆:good/wellbetterbad/ill worsemany/muchmorelittleless注意old的比较级有两种形式:older/elder.2形容词比较的使用:(1)同级比较A=B(A在某一方面与B相同):A(主语)beas+形容词原级asB(被比较部分)Jack is as smart as Tom.杰克与汤姆一样聪明。She is as tall as me.她同我一样高。AB(A在某方面不及B):A(主语)benotas/so形容词原级asBRose is not as friendly as her sister.露丝不及她姐姐友好。This picture is not as/so beautiful as that one. 这幅画不及那幅画美。(2)AB或AB:Abe形容词比较级thanB.Taras shorter than Tina.Tara比Tina矮。than是连词,引导的是比较状语从句,其后的与主句相同的部分可省略。She is taller than I (am).(也可用代词宾格me,这时than是介词)在比较级前有时可加一些状语如much, a lot, a little, still, even等以示强调或加强语气:This box is a little heavier than yours.这个箱子比你的要稍重一些。This movie is much more interesting than that one. 这部影片比那部有趣得多。3As you can see, in some ways we look the same, and in some ways we look different.正如你所看见的,在某些方面我们长得很像,在某些方面我们又不一样。1)as意思是“正如,照”。如:As you know, Im not good at basketball.正如你知道的,我不擅长篮球。2)in some ways意思是“在某些方面”。如:In some ways I dont like him very much.在某些方面我不太喜欢他。1) same意为“相同的”,其前要加定冠词,反义词为different前不加冠词。You look the same. 你们看起来很像。“长得像”用look like表示。如:He looks like his father. 他长得像他的父亲。4However, we both enjoy going to parties. 然而,我们都喜欢参加聚会。(1) however意思是“不过;然而”。如:He hasnt arrived. He may, however, come later. 他还未到。不过,他可能过一会儿来。Id like to go with you; however, Im too busy. 我很想和你一块儿去,可是我忙不过来。(2)both作形容词时表示“两者;两者都”,与复数名词连用,名词前可用定冠词、指示限定词等。如:Both books are expensive. = Both the/these books are expensive. 这两本书都很贵。both作代词时,表示“两者”,这时复指前文的复数名词或代词。如:We both want to go to the party. 我们俩都想去参加聚会。 His parents are both dead. 他父母双亡。both作副词时,构成bothand结构,表示“不但而且;既又”。如:Both his brother and sister are married. 他的哥哥和姐姐都已结婚。She can speak both French and English. 她既会说法语又会说英语。注意:both在句中的位置。如:We are both quiet.我们都很安静。Both girls go to lots of parties. 两个女孩子都经常参加聚会。辨析:both与all1)both意为“两者全部”,作主语时当作复数使用。如:Wang Lin and Li Ping both stood up. 王林和李平都站起来了。Both of the students are Young Pioneers. 这两个学生都是少先队员。2)all表示“三者或三者以上全都”的意思。如:My brothers and I are all at school. 我的兄弟和我都在上学。They all went to the school farm yesterday. 昨天他们都去学校农场了。注意:both和all在句子中用作主语的同位语时,通常放在行为动词之前或be动词之后。试译:我们都很累。误:We all are very tired. 正:We are all very tired.5Liu Ying is not as good at sports as her sister. 刘英不像她姐姐一样擅长体育。(1)be good at意思是“擅长;在表现出色”;be good to /with意思是“对友好”;be good for意思是“对有好处”。如:Games are good for health. 游戏对健康有益。The teacher has always been very good to her. 老师对她一直非常好。Bill is good at math. 比尔擅长数学。(2)asas意思是“像一样”,前面的as是副词,意思是“如此的”,后面的as是连词,意思是“与一样
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