初二上英語(yǔ)UNIT 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6.keep healthy康 keep +形容詞，“表保持某種狀態(tài)”9.take more exercise 做更多的運(yùn)動(dòng)10.be the same as 與什么相同12.be different from 不同13.once a month一月一次 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 t

2、eachers, you must believe that you can make a difference to the lives of your students.身為教師，你們必須堅(jiān)信你們能夠影響學(xué)生的一生。15.how often 多久一次，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 <不能與but連用>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.a

3、ctivity survey活動(dòng)調(diào)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31.of course=certainly=sure當(dāng)然33.some advice 一些建議some advice 中的 advice 是不可數(shù)名詞take ones advice 采納或

4、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37.keep/be in good health保持健康 40.play soccer踢足球 41.every day每天45.all students 所有的學(xué)生 most students 大多數(shù)學(xué)生 some students 一些學(xué)生55.on weekends在周末56.ask sb. about sth.就某事詢問(wèn)某人57.by doing sth.

5、通過(guò)做某事58.go online去上網(wǎng)59.the answer to the question問(wèn)題的答案60.stay up late熬夜61.the best way to do sth.做某事的最好方式62.at least twice a week一周至少2次63.such as 比如；諸如64.less than少于-more than多于68.in ones free time在某人的業(yè)余時(shí)間69.help with housework幫忙做家務(wù)70.old habits die hard積習(xí)難改71.play tennis打網(wǎng)球72.have dance and piano l

6、essons上舞蹈課和鋼琴課73.go shopping=do some shopping購(gòu)物74.spend time with sb.和某人一起度過(guò)時(shí)光75.spend time/money on sth.在某方面花費(fèi)時(shí)間或金錢76.spend time/money (in) doing sth.花費(fèi)時(shí)間或金錢做某事77.sometimes=at times有時(shí)78.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) + d

7、o 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?,2.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”。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3. She says it

8、s 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）。4.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”。5. help sb.(to) do sth.幫助某人做某6. be the same as ? / be different from ?7.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（

9、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。8.although=though雖然 <不能與but連用>與之類似的情況：有because就不能再用so.9.She says its good for my health.她說(shuō)它對(duì)我的健康有好處。,be good withbe good for“對(duì)?有益”；be good at“擅長(zhǎng)于”；be good with“和?相處的好”；10.How come?怎么回事？解析：表示某

10、件事很奇怪，有點(diǎn)想不通?？蓡为?dú)使用，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。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“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

11、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?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、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 clas

12、ses. 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 / hardly篇二：八年級(jí)上冊(cè)英語(yǔ)第二單元知識(shí)點(diǎn)3.動(dòng)詞rest=have a rest休息 believe=think相信 get+adj.變得 get得到 stay待在哪里 stay+adj.=keep保持 hear過(guò)去式heard聽(tīng)見(jiàn)(后面可以接賓語(yǔ)從句) shoud情態(tài)動(dòng)詞后面動(dòng)詞原形.4.連詞unt

13、il=till直到之時(shí)（連時(shí)間狀語(yǔ)從句）如：I usually study late until two at night1）連接點(diǎn)時(shí)間/he comes back2）連接從句Notuntil直到才 如：I didnt go to bed until my mother come back yesterday.5.代詞so可以當(dāng)所以講而當(dāng)這樣是代詞.如:I think so. everybody=everyone 不定代詞定語(yǔ)復(fù)數(shù)短語(yǔ)7)lie down and rest躺下來(lái)休息8)hot tea with honey有蜂蜜的茶 9)see a dentist看牙醫(yī) 10)be stress

14、ed out有壓力 get stressed out變得有壓力 11)be angry生氣 get angry變生氣 12)traditional Chinese doctors 傳統(tǒng)的中醫(yī) 13)two hours ago兩小時(shí)以前 14)for example例如 15)a balance of yin and yang陰陽(yáng)平衡 16)the way to do sth.干什么的方式 17）in western countries在西方的國(guó)家 18）eat a balanced diet吃均衡的飲食 19）need to do sth.=need do 20)at the moment=n

15、ow現(xiàn)在 21)take some medicine吃藥 22)give sb. some advice給某人一些建議 23)a few幾個(gè)句型It is+形容詞+for sb +to do動(dòng)名詞做主語(yǔ)+謂語(yǔ)動(dòng)詞單數(shù)Im sorry to hear that+賓語(yǔ)從句(我聽(tīng)到這個(gè)很難過(guò))名詞后+句子(定語(yǔ)從句;從后向前翻譯)表建議:1.主語(yǔ)+should+do 2.Why not do? Why dont you do? 3.How about doing? Why about doing?Grammar Focus 語(yǔ)法聚焦1. Give advice提出建議 advice是不可數(shù)名詞，意為

16、“建議，忠告，勸告”。常用短語(yǔ)有：give sbadvice給某人提建議 take one's advice接受某人的建議 listen to one's advice聽(tīng)從某人的建議 ask for one's advice征求某人的建議 He often gives us some good advice他經(jīng)常給我們提出一些好的建議。注意表示“一條建議”時(shí)應(yīng)說(shuō)a piece of advice，而不能說(shuō)an advice；“一些建議”最 some advice。2. Whats the matter?怎么了？(1)這是詢問(wèn)病人病情時(shí)最常用的問(wèn)句，意為“怎么了?”，通常

17、與介詞with連用。類似的問(wèn)句還有：What's wrong?怎么了? What's wrong with you?你怎么了?What's your trouble?你怎么了? What's the trouble with you?你怎么了?What's up?怎么了?注意用此類句型時(shí)，matter前需加定冠詞the；wrong前不加任何修飾詞；trouble前可加the，也可加形容詞性物主代詞。(2)matter作名詞時(shí)，意為“事情，問(wèn)題，情況”；matter也可用作動(dòng)詞，意為“要緊；關(guān)系重大”，主要用于疑問(wèn)句和否定句中。There is a mat

18、ter I would like to discuss with you有件事我想和你討論一下。It doesn't matter if you're latewe'll wait for you你來(lái)晚了也不要緊我們會(huì)等著你的。3. I have a cold. 我感冒了。have a cold傷風(fēng)，感冒have a bad cold重感冒have a fever發(fā)燒have a sore throat喉嚨痛 have a stomachache肚子痛；胃痛 have a cough咳嗽have a toothache牙痛 have a headache頭痛注意have

19、 a cold和catch a cold都可用來(lái)表示“傷風(fēng)，感冒”，catch a cold側(cè)重患感冒的動(dòng)作，屬于短暫的動(dòng)作，不能與how long和for及since引起的時(shí)間狀語(yǔ)連用。“你感冒多長(zhǎng)時(shí)間了?”“我感冒5天了?！闭篐ow long have you had a cold?days。誤：How long have you caught a cold?five days4I have a stomachache我胃痛。這是患病或身體某部位不舒服的一種表達(dá)方法。在英語(yǔ)中，表達(dá)“疼痛或不舒服”時(shí)常用的幾個(gè)詞有ache，sore，pain和hurt等。其用法總結(jié)如下：(1)“主語(yǔ)+ha

20、vehas+a+病癥”。Jim has a bad cold吉姆患了重感冒。(2)“主語(yǔ)+havehas+a+sore+發(fā)病部位”。sore為形容詞，故放在表示身體部位的名詞前面，構(gòu)成名詞性短語(yǔ)。I had a sore throat last week上周我喉嚨痛。(3)“主語(yǔ)+havehas+a+部位-ache"。ache為名詞，也可作后綴，常與表示身體部位的名詞合成另外一個(gè)新詞，表示身體某部位疼痛。She has a toothache她牙痛。(4)“部位+hurt(s)”。hurt是動(dòng)詞，意為“疼，痛”，其過(guò)去式仍為hurt，表I have had a cold for fi

21、ve I have caught a cold for達(dá)某一具體位置的疼痛。My head hurts badly我頭疼得厲害。(5)“(there is)someting wrong with+one's+部位”意為“某人不舒服出了毛病”。1 can't see anythingI think there must be something wrong with my eyes我什么也看不見(jiàn)。我想我的眼睛一定出毛病了。辨析：ache與sore1. lie down and rest 躺下休息(1)lie v.意為“躺，平臥”。Don't lie down on the

22、 ground不要躺在地上。拓展lie還有其他一些用法：動(dòng)詞，意為“位于”，其現(xiàn)在分詞、過(guò)去式、過(guò)去分詞分別是1ylng,lay，lain。China lies in the east of Asia中國(guó)位于亞洲東部。動(dòng)詞，意為“說(shuō)謊”，其現(xiàn)在分詞、過(guò)去式、過(guò)去分詞分別是lying，lied，lled。She lied to us about her job她就她的工作向我們?nèi)隽酥e。lie也可以作名詞，意為“說(shuō)謊，謊言”，tell a lietell lies意為“說(shuō)謊”。The whole story is nothing but a pack of lies整個(gè)敘述只不過(guò)是一派謊言。(2)

23、rest在此處用作動(dòng)詞，意為“休息”。P1ease sit down and rest for a minute請(qǐng)坐下來(lái)休息一會(huì)兒。拓展rest用作名詞，意為“休息”。常用于短語(yǔ)takehave a(good)rest(好好)休息。You are tiredYou must have a rest你累了，你必須休息一下。 rest還可作“其余”講，the rest of意為“其余的”。The rest of the students are boys其余的學(xué)生是男生。2hot tea with honey加蜂蜜的熱茶with在此句中是“有，帶有”的意思，表示某物帶有或具有某種特征。介詞短語(yǔ) w

24、ith honey作hot tea的后置定語(yǔ)。a coat with four pockets有4個(gè)口袋的外套a book with a blue cover一本藍(lán)色封面的書(shū)You must do the work with more care你工作一定要再細(xì)心些。 拓展with作介詞，用法很多，常見(jiàn)的還有：(1)意為“和一起”，表示伴隨。I 1ike to talk freely with my friends我喜歡和朋友們一起自由交談。(2)意為“用”，表示使用“某種工具、手段”等。Cut it with a knife用刀把它切開(kāi)。(3)意為“關(guān)于，對(duì)于，對(duì)來(lái)說(shuō)”，表示關(guān)系等。Are y

25、ou pleased with the result?你對(duì)這個(gè)結(jié)果滿意嗎?3. Maybe you should see a dentist. 也許你應(yīng)該去看牙醫(yī)。should為情態(tài)動(dòng)詞，后接動(dòng)詞原形，其否定式為shouldn't，用來(lái)表示建議、要求等。其后接動(dòng)詞原形，無(wú)人稱和數(shù)的變化。You shouldn't go out at night你不應(yīng)該在夜里外出。4. He shouldnt eat anything 他不應(yīng)該吃東西notanythingnothing，因此此句還可表達(dá)為：He should eat nothing篇三：人教版八年級(jí)上冊(cè)英語(yǔ)第二單元知識(shí)點(diǎn)梳理人教

26、版八年級(jí)上冊(cè)英語(yǔ)第二單元知識(shí)點(diǎn)梳理How often do you exercise?【語(yǔ)言目標(biāo)】 What do you usually do on weekends?I sometimes go to the beach. How often do you eat vegetables?Every day. Most students do homework every day. 【重點(diǎn)詞匯】 always, usually , often, sometimes , hardly , ever, never. how often, once , twice , three times a

27、week , every day. 【應(yīng)掌握的詞組】 1. go to the movies 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 6. keep healthy=stay healthy 保持健康 7. exercise=take(much)exercise=do sports鍛煉8. eating habits 飲食習(xí)慣 9. take more exercise 做更多的運(yùn)動(dòng)10. the same as 與什么相同 11. be different

28、 from 不同 12. once a month一月一次 13. twice a week一周兩次14. make a difference to 對(duì)什么有影響 15. how often 多久一次 16. although = though雖然17. most of the students=most students 18. shop=go shopping=do some shopping 購(gòu)物 19. as for至于 20. activity survey活動(dòng)調(diào)查 21. do homework做家庭作業(yè) 22. do housework做家務(wù)事 23. eat less meat

29、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 30. come 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 34. hardly=not nearly / almost not幾乎不 35. keep/be in

30、good health保持健康 36.be stressed out緊張的，有壓力的 37. take a vacation 去度假48.get back 回來(lái) 【應(yīng)掌握的句子】 1.How often do you exercise? 你（你們）多久鍛煉一次身體？ 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,

31、 often, quite, often, never, every day, once a week , twice a month , three times a month , three or four times a month 等。2. “What do you usually do on weekends?” “ I usually play soccer.” “周末你通常做什么？”“我通常踢足球?！?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。翻譯： What do you usually do on weekends? I often go to

32、 the movies. What does she usually do on weekends? She sometimes go hiking.3. “Whats your favorite program?” “Its Animal World.” =What program do you like best? “你最喜歡什么節(jié)目？”“動(dòng)物世界?！?4. As for homework , most students do homework every day . 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

33、 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，you'd better not believe it. 關(guān)于那故事，你最好不要相信。翻譯：至于我自己，我現(xiàn)在不想去。 (As for myself, I dont want to go now. ) 至于那個(gè)人，我什么都不知道。(As for the man, I know nothing about him.) 5. Mom wants me to get up at 6:00 and play ping-pong with her . want

34、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： Do you want to go to the movies with me？你想和我一起去看電影嗎？ The teacher doesn't want us to eat hamburgers.老師不想讓我們吃漢堡包。 6. She says its good for my health. 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：It's good for us to do more reading. 多讀書(shū)對(duì)我們有好處。 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 every night? 8. I exercise every day , usually