八年級(jí)上學(xué)期英語所有必考知識(shí)點(diǎn)大匯總

1、八年級(jí)上學(xué)期英語所有必考知識(shí)點(diǎn)大匯總 Unit1 Where did you go on vacation?【重點(diǎn)語法】不定代詞：不指名代替任何特定名詞或形容詞的代詞叫做不定代詞。用法注意：1. some和 any + 可數(shù)名 / 不可數(shù)名。some 多用于肯定句， any 多用于否定句、疑問句和條件從句 。有些問句中用 some,不用 any, 問話者希望得到對(duì)方肯定回答。2.由 some, any, no, every與 body, one, thing構(gòu)成的復(fù)合不定代詞作主語時(shí)，其謂語動(dòng)詞用三單。3.不定代詞若有定語修飾，該定語要置于其后：如：somethinginteresting【重

2、點(diǎn)短語】1. buy sth for ab./ buy sb. sth為某人買某物2. taste + adj.嘗起來3. nothing.but + V.(原形 )除了之外什么都沒有4. seem + (to be) + adj看起來5. arrive in +大地方 / arrive at +小地方 到達(dá)某地6. decide to do sth.決定做某事7. try doing sth.嘗試做某事 / try to do sth.盡力做某事8. enjoy doing sth.喜歡做某事9. want to do sth.想去做某事10. start doing sth.開始做某事 =

3、begin doing sth.11. stop doing sth.停止做某事區(qū)分： stop to do sth.停下來去做某事12.dislike doing sth.不喜歡做某事14.so + adj + that +從句如此以至于16. tell sb. (not) to do sth.告訴某人（不要）做某事17. keep doing sth.繼續(xù)做某事18. forget to do sth.忘記去做某事 / forget doing sth忘記做過某事【詞語辨析】1.take a photo/ take photosquite a few+名詞復(fù)數(shù)“許多”拍照2. seem +

4、形容詞看起來 . You seem happy today.seem + to do sth.似乎 / 好像做某事I seem to have a coldItseems + 從句似乎 . .Itseems thatno one believeseem like .好像，似乎 .It seems like a good idea.you.3. arrive in + arrive at +大地點(diǎn)小地點(diǎn)= get to= reach+地點(diǎn)名“到達(dá).”（注：若后跟地點(diǎn)副詞here/there/home,介詞需省略，如：arrivehere; get home）4. feel like sth fe

5、el doing sth.感覺像想要做某事5. wonder （想知道） +疑問詞（ who, what, why)引導(dǎo)的從句。6. because of+名 / 代 /V-ingbecause+ 從句He can t take a walk because of the rain.I don t buy the shirt because it was too expensive.7.enough + 名詞足夠的.形容詞 / 副詞 +enoughUnit2 How often do you exercise?【重點(diǎn)語法】1. 頻率副詞 : always, usually, often, so

6、metimes, never頻率副詞在句中通常放在實(shí)義動(dòng)詞之前 , be 動(dòng)詞或助動(dòng)詞之后。常用于一般現(xiàn)在時(shí)態(tài)中。2. “次數(shù)”的表達(dá)方法一次once，兩次twice，三次或三次以上：基數(shù)詞+times,如：threetimes, fivetimes,3. how often “多久一次”問頻率，回答常含有頻率詞組或短語。常見的 how 疑問詞：1 ） How soon 多久（以后） How soon will he be back?他多久能回來？ He will be back in a month.他一個(gè)月后能回來。2） how long“多久” How long did it take

7、you to clean the house?你打掃房子用了多久？ It took me half an hour to clean the house.我打掃這房子用了半小時(shí)。3） How many+名復(fù)How much+不可名“多少”問數(shù)量（how much還可問價(jià)格）【重點(diǎn)短語】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5. go skate boarding去劃板6. keep healthy=stay healthy保持健康

8、7. eating habits飲食習(xí)慣8. take more exercise做更多的運(yùn)動(dòng)9. the same as與什么相同10. be different from不同11. once a month一月一次12. twice a week一周兩次13.make a difference to對(duì) .有影響 / 作用14. most of the students=most students15. shop=go shopping=do some shopping購物16. be good for對(duì) .有益17. be bad for對(duì).有害18. come home from sch

9、ool19. of course = certainly放學(xué)回家= sure當(dāng)然20. get good grades取得好成績21.keep/be in good health保持健康22. take a vacation去度假【詞語辨析】1. maybe / may bemaybe 是副詞，意為“大概，可能，或許”，一般用于句首。 May be是情態(tài)動(dòng)詞，意為“可能是 .，也許是 . ，大概是 . ” .The baby is crying.Maybeshe is hungry.The womanmay bea teacher.2. a few / few / a little / lit

10、tlea few ( 少數(shù)的，幾 a little (一點(diǎn)表示肯個(gè)，一些 )兒，少量 )定few ( 很少的，幾乎 little( 很少表示否沒有的 )的，幾乎沒有的 )定修飾可數(shù)名詞修飾不可數(shù)名詞People can live to 100, but fewpeople can live to 150.There islittletime left. I won t catch the first bus.Could you give mea littlemilk?3. hard / hardlyhard 作形容詞，意為“困難的，艱苦的，硬的”；作副詞，意為“努力地，猛烈地”。 hardly

11、 為副詞，意為“幾乎不”。The ground is toohardto dig.I canhardlyunderstand them.It s raining hard. The people canhardlygo outside.4. As for homework , most students do homework every day .as for.意思是“至于；關(guān)于”，+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)不希望在這里見到。As for the story， you

12、9;d better not believe it.關(guān)于那故事，你最好不要相信。5. That sounds interesting.這是“主語 +系動(dòng)詞 +表語” 結(jié)構(gòu)的簡單句。 sound（聽起來） ，look （看起來）， smell （聞起來）， taste （嘗起來）， feel （覺得）， seem（好象）， grow（變得） ,get （變得）等詞在英語中可用作系動(dòng)詞，后跟形容詞作表語。如：It tastes good.這味道好。The music sounds very sweet.這音樂聽起來很入耳。The smoke grew heavier and heavier.煙霧變

13、得越來越濃了。6. percent名詞，意為“百分之”百分?jǐn)?shù)的表示方法：基數(shù)+ percent( 不用復(fù)數(shù)形式) ， percent做主語時(shí)，謂語動(dòng)詞的數(shù)要根據(jù)其后面的名詞來確定。50： fifty percent百分之五十Fifty percent of the apples are bad. 50% Twenty percent of the meat is in the的蘋果都?jí)牧?。fridge.20%的肉都在冰箱7. not at all 意為“一點(diǎn)也不”， not 應(yīng)放在 be 動(dòng)詞、情態(tài)動(dòng)詞或助動(dòng)詞之后。The story isn t interesting at all.那個(gè)故事

14、一點(diǎn)也沒有趣。8.It is + adj. to do sth.做某事是的。It is interesting to play computer games.玩電腦很有趣。9. take, spend, payIt takes sb. some time to do sth.意為“花費(fèi)某人時(shí)間來做某事”。人 (sb.) spend 時(shí)間 / 錢 on sth. “買某物花了錢”。人 (sb.) spend時(shí)間 / 錢(in) doing“花費(fèi)多少時(shí)間來做某事”。pay 的主語必須是人，而“花錢買某物”為pay.for.10. however 副詞，意為“然而，可是”，表示轉(zhuǎn)折關(guān)系，可放在句首、

15、句中、句末。Unit3 Im more outgoing than my sister.【重點(diǎn)語法】1. 形容詞和副詞的比較等級(jí)（ 1）形容詞和副詞的原形就是原級(jí)（ 2）比較級(jí)，表示較或更（ 3）最高級(jí)， 表示最 . 。2.比較級(jí)句型 :（ 1） A + be 動(dòng)詞 +形容詞的比較級(jí)+than +B“ A 比 B 更”（注意： A 與 B 必須是同級(jí)的，即必須是人與人，物與物進(jìn)行對(duì)比）（ 2）“ A+實(shí)意動(dòng)詞 +副詞比較級(jí) + than + B”表示“ A 比 B”（ 3）比較 A ， B 兩人 / 兩事物問其中哪一個(gè)較.時(shí)用句型：“ Who/which + 謂語動(dòng)詞 + adj./adv.

16、比較級(jí)， A or B ? ” Who is thinner, Jenny or Mary?3. 比較級(jí)的特殊用法（ 1）“比較級(jí) +and+比較級(jí)” ，意為“越來越” 。多音節(jié)比較級(jí)用 “ more and more+ 原級(jí)”（ 2）“the+ 比較級(jí) ( ), the+ 比較級(jí) ( ) ”意思是：”越越” The more, the better.（ 3）主 + is + the形容詞比較級(jí)+of the two+名復(fù)“主語是兩者中較 .的”4. 兩者在某一方面相同： A+ 謂語動(dòng)詞 /be 動(dòng)詞 +as+ adj./adv. 原級(jí) + as+ B.Helen is as tall as

17、Amy.Peter studies as hard as Tom.表示兩者在某一方面不及另一方時(shí)，用“not as/so+形容詞或副詞原級(jí) +as”I am not as tall as my sister.5. 形容詞，副詞比較級(jí)前的修飾語。當(dāng)需要表示一方超過另一方的程度時(shí)，可以用much, a lot,a little,a bit,等來修飾形容詞比較級(jí)。注意quite等修飾。:比較級(jí)不能用very, so, too,【重點(diǎn)短語】1. more outgoing更外向 / 更開朗2. as.as.與一樣3. the singing competition4. the most importa

18、nt5. be talented in music歌詠比賽最重要的在音樂方面有天賦6. the same as與相同7. care about關(guān)心/留意/關(guān)注8. be different from與 .不同9. be like a mirror像一面鏡子10. as long as只要；與 .一樣長11. bring out顯示/顯出12. get better grades取得更好的成績13. reach for伸手達(dá)到 / 達(dá)到14. touch one s heart 感動(dòng)15. in fact事實(shí)上16. make friends交朋友17. be good at在某方面成績好18.

19、 the other另一個(gè)19. be similar to與相似20. be good with與和睦相處21. have fun=Have a good time玩得開心have fun doing sth做某事很開心22. do the samethings asme. 做和我一樣的事情23.It s+adj+ （ forsb. ）to do sth. “做某事（對(duì)某人來說）是 .的”24 make friends with sb.與某人交朋友25. as long as只要；既然，引導(dǎo)條件狀語從句【詞語辨析】1. be good at=do well in ，其后可接名詞、代詞或動(dòng)名詞

20、，表示擅長 .2. care about關(guān)心care for關(guān)愛take care ( 當(dāng) / take care of小心 )( 照顧 )=look after3. make sb. do sth.：讓 ( 使 ) 某人做某事（ make后跟不帶 to 的不定式）His father always make me get up before five o'clock.make sb. + 形容詞：使某人保持某種狀態(tài)My friends always make me happy.4. be like“就像” I am like your sister.look like“外貌上的像”

21、I look like my sister.5. Thats why+ 句子：那就是的原因/ 那就是為什么That's why I study English hard.那就是我努力學(xué)習(xí)英語的原因。6. be different from與不同反： be the same as與相同7. though adv. 不過；可是；然而（句末補(bǔ)充說明使語氣減弱） conj.雖然；盡管 =although ，與 but 不能同時(shí)用在一個(gè)句子中He said he would come. He didnt, though.他說他要來，可是并沒有來。Though/Although he has be

22、en dead for many years, many people still remember him.盡管他已經(jīng)去世很多年了，但很多人仍然記得他。8. get better grades取得更好的成績9. does( 助動(dòng)詞 do/did) ，為了避免重復(fù)，可代替上文出現(xiàn)過的實(shí)意動(dòng)詞。10. be good with sb.與某人相處得好Unit4 What s the best movie theater?【重點(diǎn)語法】1.形容詞最高級(jí)：用于三者或三者以上的人或事物相比較。標(biāo)志詞：表比較范圍時(shí)用in/of形容詞最高級(jí)前須加定冠詞the，副詞最高級(jí)前可省略the。2. 表示“三者（或以上

23、）中最的”的句型1） A + be + the形容詞最高級(jí)+ 表示范圍（ in/of介詞短語）2） A + 實(shí)意動(dòng)詞+ (the)副詞最高級(jí)+ 表示范圍的of/in介詞短語3. 常用句式1) Who/ Which + 最高級(jí) , A, B or C ?2) one of +the +形容詞最高級(jí)+名詞復(fù)數(shù)形式 ,意為“最之一” 。3）序數(shù)詞后跟形容詞最高級(jí)【重點(diǎn)短語】1. so far到目前為止，迄今為止2. no problem 沒什么，別客氣3. have .in common 有相同特征（想法、興趣等方面）相同4. be up to由 . 決定 / 是 . 的職責(zé)5. all kinds

24、 of 各種各樣的6. play a role in doing sth./ sth.發(fā)揮作用，有影響7. make up 編造（故事、謊言等）8. for example=e.g.例如9. take .seriously認(rèn)真對(duì)待10. not everybody并不是每個(gè)人11. close to離 . . 近12. more and more越來越【詞語辨析】1. How do you like +名 / 代 /V-ing=What do you think of：“你認(rèn)為怎么樣？”2. Thanks for=Thank you for +名/ 代 /V-ing:“感謝”3. You re

25、 welcome. =Not at all.不客氣4. talent名（可）天賦talent show才藝表演talented adj.有天賦的be talented in在.方面有天賦5. be good at擅長 (反義短語： be poor / weak indo well in)在.方面薄弱be good for be good to對(duì)有益，后跟人或事物；其反義短語是be bad for對(duì)好 ( 和善；慈愛 ) ，相當(dāng)于be friendly to，后面通常接人6. all kinds of各種各樣的different kinds of不同種類的a kind of一種 .* kind

26、of有點(diǎn) + adj.：kind of boring / fat /thin7. win vt.贏得 +獎(jiǎng)品winner n.贏者8. watch sb.do sth.觀看某人做了某事watch doing sth.觀看某人正在做某事9.舉例： such as 常列舉幾個(gè)例子，不能窮盡，可和and so on( 等等 )連用； like可和 such as 互換； for example一般只列舉一個(gè)，作插入語用逗號(hào)隔開，可置于句首/句中/句末。Unit5 Do you want to watch a game show?【重點(diǎn)語法】1. 詢問某人對(duì)某物的觀點(diǎn)及看法： What do you

27、think of ?=How do you like ?2.描述喜好 I love/ like/ don t mind/dislike/can t stand3. 復(fù)習(xí)鞏固一般現(xiàn)在時(shí)態(tài)：主語 +V+其他； 主語（三單） +V( 三單 )+ 其他 )【重點(diǎn)短語】1. find out查出/發(fā)現(xiàn)2. be ready to do準(zhǔn)備做3. dress up打扮 / 化妝成4. take one's place代替某人5. do a good job干的好 / 表演的出色6. think of想到/思考7. game show游戲節(jié)目8. learn from向 . 學(xué)習(xí)9. talk sh

28、ow訪談節(jié)目10. soap opera肥皂劇11. go on 繼續(xù)12. watch a movie看電影13. one of 其中之一14. try one s best to =do ones best to竭盡全力15. a pair of一雙16. as famous as一樣聞名 / 出名17. look like看起來像18. around the world世界各地19. have a discussion about討論 .20. one day有一天 / 某一天21. such as例如22. a symbol of一個(gè)象征 / 標(biāo)志23. something enjoy

29、able快樂的事情24. interesting information有趣的信息【詞語辨析】1. want + n want to do sth want sb to do sth想要想要做某事想讓某人做某事2. mind 介意，其后 +名詞 / 代詞 /V-ing3. stand1) “站 ,站立”e.g. Stand up!2)“忍受”( 多用于否定句、疑問句) ,起立后可 +名/代/V-ing4. plan vt. & vi.計(jì)劃 ,打算， plan to do sth.plan還可作名詞，如：make plans制定計(jì)劃5. v. discuss (討論 ) + ionn.

30、discussionhad a discussion about sth.對(duì)某事進(jìn)行討論6. happen v.發(fā)生 ;出現(xiàn)sth+ happens to sb.”或“sth happened +時(shí)間/地點(diǎn)”句式7. 情態(tài)動(dòng)詞may 語氣弱于 can，意為“可能” might 表推測(cè)，語氣最弱，意為“可能”may/might not表示否定推測(cè)時(shí)語氣最弱，意為“可能不”They may not be very exciting.它們可能不是那么令人興奮。8. expect to do sth.期盼做某事hope to do sth:希望干某事很多動(dòng)詞后面都可以跟動(dòng)詞不定式作賓語，如：want,

31、 like, hope, wish, learn, start, begin, prefer, try, ask9. be famous as be famous for sth.作為而出名因?yàn)?.而出名10. one of 后跟可數(shù)名詞復(fù)數(shù)，表示之一。其后的謂語動(dòng)詞用單數(shù)。One of my favorite movies is Mr. Bean.我最喜歡的電影之一是憨豆先生。11. shown.節(jié)目TV shows/ talent shows； v.展示show sth.to sb.= show sb. sth.Unit6I m going tostudy computer science

32、.【重點(diǎn)詞語 / 短語用法解析】1. want to be/become + ( I want to be (be)職業(yè) ) 名詞 : “想要成為 a scientist when I grow up.”2. write stories tell stories寫故事講故事3. keep on doing sth.繼續(xù)做某事（表動(dòng)作的反復(fù)）keeping doing sth.保持做某事（表動(dòng)作或狀態(tài)的持續(xù)）4. be sure about +名 / 代/V-ing “肯定”Are you sure about that?make sure (that)+ 從句“ . 確保 . ” Make s

33、ure that both doors are closed when you go out.5. learn learnsth.to do sth.We must learn English every day.I am going to learnto play( play) thepiano.6.discussv.討論；商量名詞是 discussiondiscuss with sb.與某人討論:Discuss this question with your partner.Let s discuss this problem.讓我們討論一下這個(gè)問題。All we need now is

34、action, not discussion.我們現(xiàn)在需要的是行動(dòng)，不是討論。7. be able to do sth.能夠做某事（ 1） can : can+ 動(dòng)詞原形，無人稱和數(shù)的變化。只能用于一般現(xiàn)在時(shí)和一般過去時(shí)，不能用于將來時(shí)。be able to +動(dòng)詞原形，有人稱和數(shù)的變化，可用于多種時(shí)態(tài)。（ 2） can 常指客觀上能夠； be able to 更側(cè)重于經(jīng)過努力、克服一定困難有能力做成某事。He will be able to( 能夠 ) speak English next year. （在此不能填can）8. promisen.承諾；諾言v.許諾；承諾；答應(yīng)make a p

35、romise(to sb)（對(duì)某人）許下諾言keep a promise遵守諾言break a promise違背諾言promise (sb)to do sth.許諾某人干某事promise (sb) +that從句He promised to help me.他許諾過要幫助我。I promised thatI study hard from now on.我承諾從現(xiàn)在起努力學(xué)習(xí)。9. have to do with關(guān)于；與有關(guān)系The book has to do with computers.那本書與計(jì)算機(jī)有關(guān)。10. take up sth./doing sth.（尤指為消遣）學(xué)著做；開

36、始做I am going to take up cooking next year.明年我將要學(xué)煮飯。11.Sometimes the resolutionsmay betootoo+ 形容詞 / 副詞to+ 動(dòng)詞原形，表示“太The kid is too young to playthis game.difficulttokeep.而不能 .”如：這個(gè)小孩太小，不能玩這個(gè)游戲。12. one s own + 名詞 “某人自己的東西”， 強(qiáng)調(diào)某物為個(gè)人所有 my own book 我自己的書本【重點(diǎn)語法】一般將來時(shí)“ am/is/are going to +動(dòng)詞原形”結(jié)構(gòu)1. 基本形式否定式：

37、 am/is/are not going to +動(dòng)詞原形一般疑問式： am/is/are+主語 +going to +動(dòng)詞原形 +其他？特殊疑問式：特殊疑問詞+一般疑問式？He is going to spend his holidays in London.他打算在倫敦度假。Look at the dark clouds. There is going to be a storm.看那烏云，快要下雨了。Is he goingto collectany data forus?他會(huì)幫我們收集數(shù)據(jù)嗎？What are you going to do tomorrow?明天你打算作什么？2. 基本

38、用法（ 1）表示事先經(jīng)過考慮、安排好打算、計(jì)劃要做某事。Dad and I are going to watch an opera this afternoon.今天下午我和爸爸打算去看歌劇。（ 2）表示根據(jù)目前某種跡象判斷，某事非常有可能發(fā)生，表示推測(cè)。Look! There come the dark clouds. It is going to rain.瞧！烏云密集。天要下雨了。Unit7 Will people have robots?【重點(diǎn)詞語 / 短語用法解析】1. many+ 可數(shù)名詞許多 .much +不可數(shù)名詞許多 .2. live to be+基數(shù)詞 + years ol

39、d“活到 .歲”3. be in great danger處在極大的危險(xiǎn)中4. play a part in + 名 / 代/V-ing. 參與某事 / 做某事 Everyone should play a part in saving the earth.5. help (sb.) with sth.幫助（某人）做某事He often helps me with my English.help sb. (to) do sth.幫助（某人）做He often helps mestudy English.help oneself ( to )自用(食物等 )Help yourself to th

40、e fish.請(qǐng)隨便吃魚6. the same as 和一樣.反義短語：be differentfrom7.It takes/took/will take sb. some time to do sth.某人花了時(shí)間做某事( 時(shí)態(tài)根據(jù)具體情況決定）It takes me an hour to get to my office.spend time money on sth.在上花費(fèi)時(shí)間（金錢）sb. spend timemoney (in) doing sth.花費(fèi)時(shí)間（金錢）做某事。I spent two hours on this math problem.這道數(shù)學(xué)題花了我個(gè)小時(shí)。They

41、 spent two years building this bridge.造這座橋花了他們兩年時(shí)間。8. hundreds of+ 名詞復(fù)數(shù)許多 / 大量 .數(shù)詞 +hundred +名詞復(fù)數(shù)幾百 .類似的數(shù)詞還有thousand （千）,million（萬）There are four hundred students in our grade.There are hundreds of tourists in Beijing every year.9. during在期間during the vacation/the daytime/the weekend10. the meaning

42、of . 的意思 Can you tell me the meaning of the words?【重點(diǎn)語法】一般將來時(shí)點(diǎn)擊左方藍(lán)字即可查看一般將來時(shí)全部知識(shí)內(nèi)容。Unit8How do you make a bananamilk shake?【重點(diǎn)詞語 / 短語用法解析】1. cut 是“切 , 割”的意思，過去式為 cut 。 cut up 意為“切碎”Cut up the bananas. = Cut the bananas up. Cut it /them up.2. turn on 打開 , 接通 ( 電流、煤氣、水等 ) turn off 關(guān)掉 , 截?cái)?( 電流、煤氣、水等 )

43、 turn up 開大 , 調(diào)高 ( 音量、熱量等 )turn down 調(diào)低 , 關(guān)小 ( 音量、熱量等 )3. one more thing另外一件事情another ten minutes再多十分鐘數(shù)字 + more +物品指“另外的another +數(shù)字+ 物品指“另外的當(dāng)數(shù)字為one 時(shí)，常與 more 連用或只用another 。Give me two more hamburgers？another two hamburgers4.forget to do sth.forget doing sth.忘記（去）做某事忘記已做過某事。5. It s a time（ for sb） .

44、to do sth.該是（某人）做某事的時(shí)期了It s time（ for sb.）to do sth.=Its time for sth.該是（某人）做某事的時(shí)間了。It s a time for you to study English.It s time for us to go to school.(Its time for school.)6. give thanks for + 名 / 代 V-ing “感恩 . ” We should give thanks for our parents. He gave thanks for life and food.7. Most Ame

45、ricans still celebrate this ideas of giving thanksby havinga big meal.by +sth./doing :1）以 .方式 I study English by listening2）在 .的旁邊I am sitting by the pool.3）在 .之前 I have to go to school by 8:00.to English songs.4）搭乘 I go to school by bus.8. Here is + 名單 ( 賓語 ) “這是” 是倒裝句Here is a photo of my family. Here are+ 名復(fù)Here are some English books.當(dāng)賓語是代詞時(shí)，要用順裝。如：Here you are.(對(duì) )Here areyou.( 錯(cuò) )9. fill sth. with sth.be full of“裝滿”I filledthe cup withThe cupis full of(用 .把強(qiáng)調(diào)狀態(tài) )the milk.the milk.裝滿( 強(qiáng)調(diào)動(dòng)作)10. put in(into) 把 . 放到 . 里11. cover with