新版新目標(biāo)英語(yǔ)八上unit2知識(shí)點(diǎn)

1、人教版八年級(jí)上冊(cè)英語(yǔ)知識(shí)點(diǎn) Unit 2.How often do you exercise?一.、重點(diǎn)短語(yǔ)歸納：1.go to the movies=go to the cinema去看電影2.look after=take care of照顧3.surf the internet上網(wǎng)4.healthy lifestyle健康的生活方式5.go skateboarding去滑滑板 watch TV看電視6.keep healthy=stay healthy= keep in good health保持健康keep +形容詞，“表保持某種狀態(tài)” do some reading閱讀7.exerc

2、ise= take/do (much) exercise=do sports鍛煉8.eating habit飲食習(xí)慣9.take more exercise做更多的運(yùn)動(dòng)10.be the same as與什么相同11.once a month一月一次12.be different from不同13.twice a week一周兩次.three times a week一周三次14.make a difference to對(duì)什么有影響如：As teachers, you must believe that you can make a difference to the lives of you

3、r students. 身為教師，你們必須堅(jiān)信你們能夠影響學(xué)生的一生。如：A false step will make a great difference to my future. 錯(cuò)走一步對(duì)我的前程來(lái)說(shuō)會(huì)產(chǎn)生很大影響。15.how often多久一次，詢(xún)問(wèn)動(dòng)作發(fā)生的頻率how many times 多少次 ，用來(lái)提問(wèn)做某事的次數(shù)16.although=though雖然17.most of the students=most students大多數(shù)學(xué)生18.shop=go shopping=do some shopping購(gòu)物19.as for至于20.activity survey活動(dòng)調(diào)

4、查21.do homework做家庭作業(yè)22.do housework做家務(wù)事23.eat less meat吃更少的肉24.junk food垃圾食物25.be good for對(duì)什么有益26.be bad for對(duì)什么有害27.want to do sth想做某事28.want sb to do sth想某人做某事29.try to do sth盡量做某事e home from school放學(xué)回家31.of course=certainly=sure當(dāng)然32.get good grades取得好成績(jī)33.some advice 一些建議 some advice 中的 advice 是不可

5、數(shù)名詞 a piece of advice 一則建議 give advice 提出建議 take ones advice 采納或聽(tīng)從某人的建議34.help sb to do sth幫助某人做某事=help sb with sth35.a lot of vegetables=many vegetables許多蔬菜36.hardly= almost not幾乎不hardly ever很少，幾乎不，從不37.keep/be in good health保持健康38.your favorite program你最喜歡的節(jié)目39.Animal World動(dòng)物世界40.play soccer踢足球41.

6、every day每天42.once or twice a week每周一兩次43.three or four times a week每周三四次44.at Green High School在格林高中45.all students所有的學(xué)生46.most students大多數(shù)學(xué)生47.some students一些學(xué)生48.no students沒(méi)有學(xué)生49.the result of a survey調(diào)查結(jié)果50.the result for “watch TV”“看電視”的調(diào)查結(jié)果51.improve your English提高你的英語(yǔ)52.drink milk喝牛奶53.prett

7、y healthy相當(dāng)健康 pretty，adv.相當(dāng)，非常Pretty（用作副詞時(shí)） =rather=very=quite 非常，相當(dāng)54. kind of= a little有點(diǎn)I think Im kind of unhealthy.我想我有點(diǎn)不健康。on weekends在周末ask sb. about sth.就某事詢(xún)問(wèn)某人by doing sth.通過(guò)做某事go online去上網(wǎng)the answer to the question問(wèn)題的答案stay up late熬夜the best way to do sth.做某事的最好方式at least twice a week一周至少2

8、次such as 比如；諸如less than少于more than多于hardly ever幾乎從不swing dance搖擺舞go to bed early早點(diǎn)睡覺(jué)in ones free time在某人的業(yè)余時(shí)間help with housework幫忙做家務(wù)old habits die hard積習(xí)難改play tennis打網(wǎng)球have dance and piano lessons上舞蹈課和鋼琴課go shopping=do some shopping購(gòu)物spend time with sb.和某人一起度過(guò)時(shí)光spend time/money on sth.在某方面花費(fèi)時(shí)間或金錢(qián)s

9、pend time/money (in) doing sth.花費(fèi)時(shí)間或金錢(qián)做某事sometimes=at times有時(shí)help with housework幫助做家務(wù)二、重點(diǎn)句子：1.How often do you exercise?你（你們）多久鍛煉一次身體？解析：How often +助動(dòng)詞do(does或did) +主語(yǔ)+ do sth.?疑問(wèn)詞how often是問(wèn)頻率(多久一次),（在這里助動(dòng)詞do(does或did)是起幫助構(gòu)成疑問(wèn)的作用）與一般現(xiàn)在時(shí)或一般過(guò)去時(shí)連用，回答一般是用表示頻率的副詞，如：once, twice, three times, sometimes, o

10、ften, quite, often, never, every day, once a week , twice a month , three times a month , three or four times a month等。Eg1)How often do you go to the factory? Twice a week.你們多久到工廠(chǎng)去一次？每星期兩次。Eg2)How often does he go shopping? He goes shopping once a month. 2.“What do you usually doonweekends?” “ I usu

11、ally play soccer.”“周末你通常做什么？”“我通常踢足球。”解析：第一個(gè)do為助動(dòng)詞,在這起幫助構(gòu)成疑問(wèn)的作用；而第二個(gè)do則是實(shí)義動(dòng)詞。Eg1)What do you usually do on weekends? I often go to the movies.Eg2)What does she usually do on weekends? She sometimes go hiking.3.“Whats your favorite program?” “Its Animal World.”“你最喜歡什么節(jié)目？”“動(dòng)物世界。”4.As forhomework , mos

12、t students do homework every day .解析：as for.意思是“至于；關(guān)于”，常用于句首作狀語(yǔ)，其后跟名詞、代詞或動(dòng)詞的-ing形式（即動(dòng)名詞）。如：As for him，I never want to see him here.至于他，我永遠(yuǎn)不希望在這里見(jiàn)到。As for the story，youd better not believe it.關(guān)于那故事，你最好不要相信。As for myself, I dont want to go now. 至于我自己，我現(xiàn)在不想去。As for the man, I know nothing about him. 至于

13、那個(gè)人，我什么都不知道。5. Mom wants me to get up at 6:00 and play ping-pong with her .解析：want to do sth.意思是“想要做某事”；want sb. to do sth.意思是“想要某人做某事”。如：Eg1)Do you want to go to the movies with me？你想和我一起去看電影嗎？Eg2)The teacher doesnt want us to eat hamburgers.老師不想讓我們吃漢堡包。注意：有很多動(dòng)詞后面用這種結(jié)構(gòu)做動(dòng)詞的復(fù)合賓語(yǔ)，如：ask sb. to do sth.叫

14、某人做某事tell sb. to do sth.告訴某人去做某事help sb. (to) do sth.幫助某人做某事6. She says its good for my health.解析：be good for.表示“對(duì)有益（有好處）”；其反義為：be bad for.。（這里for是介詞，后跟名詞、代詞或動(dòng)名詞）如：Eg1)Its good for us to do more reading.多讀書(shū)對(duì)我們有好處。Eg2)Reading in bed is bad for your eyes.在床上讀書(shū)對(duì)你的眼睛有害。7. How many hours do you sleep eve

15、ry night?8. I exercise every day , usually when Icome home from school.9. My eating habits are pretty good .解析：這里pretty相當(dāng)于very。10.I try to eata lot ofvegetables , usuallyten to eleven times a week.解析：try to do sth.表示“盡力做某事”，不包含是否成功的意思try doing sth.表示“（用某一辦法）試著去做某事”。如:eg)Youd better try doing the exp

16、eriment in another way.你最好試試用另一種方法做這個(gè)試驗(yàn)。11. My healthy lifestyle helps meget good grades.解析：help sb.(to) do sth.幫助某人做某事12. Good food and exercise help me to study better.解析：這里better是well的比較級(jí)，而不是good的比較級(jí)13.Is her lifestyle the same as yours or different?Is her lifestyle the same as your lifestyle or

17、is her lifestyledifferent fromyours? 解析：be the same as / be different from 14. What sports do you play ?15. A lot of vegetables help you tokeep in good health.解析：keep in good health = keep healthy = stay healthy16. You must try to eat less meat .解析：try to do sth.表示“盡力做某事” ,不包含是否成功的意思,less是little的比較級(jí)

18、17. That sounds interesting.解析：這是“主語(yǔ)+系動(dòng)詞+表語(yǔ)”結(jié)構(gòu)的簡(jiǎn)單句。sound（聽(tīng)起來(lái)），look（看起來(lái)），smell（聞起來(lái)），taste（嘗起來(lái)），feel（覺(jué)得），seem（好象）,grow（變得）,get（變得）等詞在英語(yǔ)中可用作系動(dòng)詞，后跟形容詞作表語(yǔ)。如：Eg1)It tastes good.這味道好。Eg2)The music sounds very sweet.這音樂(lè)聽(tīng)起來(lái)很入耳。Eg3)The smoke grew heavier and heavier.煙霧變得越來(lái)越濃了。18. I think Im kind of unhealthy.

19、我想我有點(diǎn)不健康。解析：kind of= a littlea kind of一種19.Exercise such as playing basketball is fun.像打籃球這樣的鍛煉是有趣的。20.although=though雖然如：Although he is old, he is quite strong.(He is old, but he is quite strong.)解析：句子中，有although或though就不可再用but，但可用yet或still“仍然，還”；與之類(lèi)似的情況：有because就不能再用so. 21.She says its good for my

20、 health.她說(shuō)它對(duì)我的健康有好處。解析：be good for對(duì)有益；其反義詞組：be bad for對(duì)有害如：Eating vegetables is good for your health.吃蔬菜對(duì)你的健康有益。辨析：be good for ,be good at ,be good withbe good for“對(duì)有益”；be good at“擅長(zhǎng)于”；be good with“和相處的好”；如：Im good at playing football.Are you good at children?22.How come?怎么回事？解析：表示某件事很奇怪，有點(diǎn)想不通?？蓡为?dú)使用

21、，也可引導(dǎo)一個(gè)問(wèn)句，相當(dāng)于疑問(wèn)詞why.但how come開(kāi)頭的特殊疑問(wèn)句使用的仍是陳述語(yǔ)序。如：How come you didnt tell me about it?=Why didnt you tell me about it?你怎么不早點(diǎn)告訴我這件事？23.well,how about Tuesday?哦，那星期二怎么樣啊 ？解析：How about?=What about ?，“怎么樣”，用來(lái)向?qū)Ψ秸髑笠庖?jiàn)。如：Its very sunny today ,how/what about playing tennis?24.Twenty percent dont exercise at

22、all.20%的學(xué)生根本不鍛煉。解析：“notat all”“一點(diǎn)也不；根本不”如：He didnt do his homework at all yesterday.昨天他根本沒(méi)有做作業(yè)。拓展：not at all “不客氣”=you are welcome.如：-Thank you very much. -Not at all xK b1. Co m三、詞語(yǔ)辨析1.注意sometimes與幾個(gè)形似的詞的區(qū)別。（1） sometime是副詞，意為“在某個(gè)時(shí)候”，“某時(shí)”例：Will you come again sometime next week?（2） some time是名詞詞組，意為

23、“一段時(shí)間”，做時(shí)間狀語(yǔ)用例：I will stay here for some time.我將在這呆一段時(shí)間。（3）some times是名詞詞組，意為“幾次，幾倍”例：I met him some times in the street last month.上個(gè)月我在街上遇到他好幾次了。（4）sometimes是頻度副詞，意為“有時(shí)”=at times例：He sometimes goes skateboarding on weekends.他有時(shí)周末去滑滑板。2.time意為“時(shí)間”時(shí)，為不可數(shù)名詞。意為“次數(shù)，倍數(shù)”時(shí)，為可數(shù)名詞， 例1：What time is it?例2：I g

24、o to the movies three times a week.注意：1）“次數(shù)”的表達(dá)方法：一次once；兩次twice；三次或三次以上用基數(shù)詞加上times：three times、five times、one hundred times.2）表示“幾次”的表達(dá)方法是：once a day/ a week/ a month/ a yeartwice a day/ a week/ a month/ a year3.same與different解析：1）same指“相同的”，前面通常要有一個(gè)定冠詞the，但是如果same前面已經(jīng)有this，those等詞，不能再與the連用了。例：We

25、are in the same class.我們?cè)谕粋€(gè)班級(jí)。結(jié)構(gòu)：the same as與.一樣如：例：His mark is the same as mine.他的分?jǐn)?shù)和我的分?jǐn)?shù)一樣。2）different譯為“不同的”，其后的可數(shù)名詞應(yīng)為復(fù)數(shù)形式。例：We are in different classes. 我們?cè)诓煌陌嗉?jí)。結(jié)構(gòu)：be different from與.不同例：This sweater is different from that one.這件毛衣與那一件不同。different的名詞形式為difference, 復(fù)數(shù)形式為differences。4.hard / har

26、dly1）hard: hard既可作形容詞，也可作副詞。adj.辛苦的，困難的 adv.努力，使勁地例1：He had a hard (adj.)time in the past. 例2：Its a hard (adj.) question. (=difficult)這是一個(gè)難的問(wèn)題。例3：The boy studies very hard (adv.). 那男孩學(xué)習(xí)非常努力例4：He workshard.他努力工作。結(jié)構(gòu)：Its hard for sb to do sth 做某事對(duì)某人來(lái)說(shuō)是難的。如：例：Its hard for him to finish the work. 完成那項(xiàng)工作對(duì)

27、他來(lái)說(shuō)很難。注意區(qū)分：hard work 困難的工作work hard 努力工作2）hardly: hardly是頻度副詞，表示否定的意思。（=almost not）通常用在形容詞、副詞和動(dòng)詞之前。hardly: adv.幾乎不，簡(jiǎn)直不例1）I can hardly see it.我?guī)缀蹩床坏剿＠?）Hehardlyworks.他幾乎不工作。反意疑問(wèn)句：Ithardlyrains here,doesit?5.how often / how long / how soon / how far1）how often:“隔多久一次”，指動(dòng)作的頻率，答語(yǔ)常用often, never, twice a

28、 week等表示頻率的副詞或短語(yǔ)。（用于一般現(xiàn)在時(shí)或一般過(guò)去時(shí)）例1）How often do you go to the movies?例2）Once a week. / I never go to the movies.2）how long: 1)“（延續(xù)）多長(zhǎng)時(shí)間”，答語(yǔ)常用for時(shí)間段或since時(shí)間點(diǎn)。（用于各種時(shí)態(tài)）；2)詢(xún)問(wèn)物體的長(zhǎng)度。例1）How long is the Yellow River?例2）How long have you learned English? w W w .x K b 1.c o M例3）I have learned itfor 5 years.例4

29、）I have learned itsince 5 years ago.3）how soon:“還要多久才，多久以后”，答語(yǔ)常用“in時(shí)間段”。（用于一般將來(lái)時(shí)）例1）How soon will she come back?例2）Shell come backin an hour.4）how far:“多遠(yuǎn)”，詢(xún)問(wèn)距離。例1）Can you tell me how farit isfrom here to your home?例2）How faris it from your home to our school? Its2 kilometersaway.句型“It is+adj.+(for

30、sb)to do sth.和“It is+adj.+(of sb)to do sth.區(qū)別兩個(gè)句型中，for sb和of sb怎么區(qū)別，在使用時(shí)要注意adj是說(shuō)明sb的品質(zhì)特點(diǎn)的還是說(shuō)明to do sth的就可以了.即：說(shuō)明sb的品質(zhì)特點(diǎn)用of sb;說(shuō)明to do sth用for sb.，簡(jiǎn)單一句話(huà)說(shuō)就是：說(shuō)人的用of sb.； 說(shuō)事的用for sb。for sb.常用于表示事物的特征特點(diǎn),表示客觀形式的形容詞，如easy, hard, difficult, interesting, important, impossible等;如：Its very hard for him to stud

31、y two languages. 對(duì)他來(lái)說(shuō)學(xué)兩門(mén)外語(yǔ)是很難的。2）of sb的句型一般用表示人物的性格，品德，表示主觀感情或態(tài)度的形容詞，如good, kind, nice, clever, foolish, right。如：Its very nice of you to help me. 你來(lái)幫助我，你真是太好了。例:It is difficult for him to finish the task within two hours.(difficult 說(shuō)明完成任務(wù)難) It is kind of you to help me.(kind說(shuō)明你善良)across與through區(qū)別across為“橫穿”，與“道路”交叉形成“十字”，即：從物體表面經(jīng)過(guò)，如：過(guò)河、過(guò)橋、過(guò)馬路。而through為在立體空間中的“穿過(guò)”即：從物體內(nèi)部經(jīng)過(guò)，如：穿過(guò)森林、隧道。如：go through the forest“穿過(guò)森林”；go across the street “穿過(guò)大街”8. every day與everyday區(qū)別1）every day作狀語(yǔ)，譯為“每一天”。如：We go to school at 7:10 every day.我們每天7：10去上學(xué)。I decide to read English