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初一英語(yǔ)學(xué)習(xí)知識(shí)點(diǎn)總結(jié)-文庫(kù)吧

2025-09-29 12:13 本頁(yè)面


【正文】 nd one。五、一般疑問(wèn)句及特殊疑問(wèn)句一般疑問(wèn)句:能用Yes或No來(lái)回答的問(wèn)句。一般疑問(wèn)句句尾讀升調(diào)。特殊疑問(wèn)句:不能用Yes或No來(lái)回答的問(wèn)句。特殊疑問(wèn)句句尾讀降調(diào)。六、可數(shù)名詞變復(fù)數(shù)可數(shù)名詞變復(fù)數(shù)時(shí),有規(guī)則變化和不規(guī)則變化兩種。規(guī)則變化:1)一般情況直接在詞尾加“s ”,如:cakecakes, bagbags, daydays, facefaces, orangeoranges等;2)以s, x, sh, ch結(jié)尾的詞,要在詞尾加“es ”,如:busbuses, watchwatches, boxboxes等;3)以輔音字母加y結(jié)尾的詞,變y為i再加“es ”,如:babybabies, countrycountries, familyfamilies等;4)部分以f(e)結(jié)尾的詞,變f(e)為“ves ”,如:knifeknives, halfhalves等;5)以o結(jié)尾的詞,加“s ”或“es ”,如:zoozoos, photophotos, tomatotomatoes, potatopotatoes等。記憶口訣:除了“英雄”hero外,凡是能吃的,加“es ”,不能吃的加“s ”。不規(guī)則變化:1)改變單數(shù)名詞中的元音字母:manmen, womanwomen, footfeet, toothteeth等; 2)單、復(fù)同形:sheepsheep, ChineseChinese, JapaneseJapanese等; 3)其他形式:mousemice, childchildren等??蓴?shù)名詞和不可數(shù)名詞:可數(shù)名詞有單、復(fù)數(shù),其復(fù)數(shù)形式一般是在其后加上(e)s。不可數(shù)名詞只有單數(shù)形式,而沒(méi)有復(fù)數(shù)的變化。:可數(shù)名詞前可用a(n)及數(shù)詞來(lái)表示其量,也可借助于其它的可數(shù)名詞,用of介詞來(lái)表示其量,此時(shí),表示量的可數(shù)名詞有單、復(fù)數(shù)變化,表示事物的可數(shù)名詞本身則必須用復(fù)數(shù)。不可數(shù)名詞前則不可用a(n)及數(shù)詞來(lái)表示其量,只可借助于其它可數(shù)名詞,表示量的可數(shù)名詞有單、復(fù)數(shù)的變化,不可數(shù)名詞沒(méi)有數(shù)的變化。:可數(shù)名詞和不可數(shù)名詞前都可用some, any來(lái)修飾,表示“一些”之意,而表示“很多”之意時(shí),可數(shù)名詞(復(fù)數(shù)形式)前應(yīng)用many或a lot of;不可數(shù)名詞(只可用單數(shù)形式)前應(yīng)用much 或a lot of。詢問(wèn)可數(shù)名詞的量用how many, 而詢問(wèn)不可數(shù)名詞的量則應(yīng)用how much。七、簡(jiǎn)單句的成分及主謂一致原則最基本構(gòu)成:主語(yǔ)+謂語(yǔ)+賓語(yǔ),其中謂語(yǔ)由動(dòng)詞來(lái)充當(dāng)。主謂一致原則,就是句子的謂語(yǔ)要始終與主語(yǔ)保持?jǐn)?shù)量上的一致性。當(dāng)主語(yǔ)是第三人稱單數(shù)(簡(jiǎn)稱“三單”)時(shí),謂語(yǔ)動(dòng)詞也要相應(yīng)變成單數(shù)形式;當(dāng)主語(yǔ)非“三單”時(shí),謂語(yǔ)動(dòng)詞就用原形。實(shí)意動(dòng)詞變“三單”的規(guī)則如下:1)一般動(dòng)詞在詞尾加“s ”,如:likelikes, telltells, playplays等;2)以字母s, x,ch, sh結(jié)尾的動(dòng)詞加“es ”,如:guessguesses, teachteaches, watchwatches等;3)以o結(jié)尾的動(dòng)詞一般加“es ”,如:dodoes, gogoes等;4)以輔音字母加y結(jié)尾的動(dòng)詞,先變y為i,再加“而是”,如:flyflies, carrycarries等;5)have的三單形式是has。八、冠詞的用法(名詞前面必須要有冠詞)冠詞分為定冠詞(the)和不定冠詞(a, an)兩種。a(n)為不定冠詞,它常用在單數(shù)可數(shù)名詞前,表示不確定的人或事物。a用在以輔音音素開頭的詞、數(shù)字、字母、符號(hào)等前;an用在以元音音素開頭的詞前。the為定冠詞,可用在單數(shù)可數(shù)名詞、不可數(shù)名詞或復(fù)數(shù)可數(shù)名詞前表示確定的人或事物。不定冠詞a, an與基數(shù)詞one的區(qū)別是:不定冠詞不是刻意強(qiáng)調(diào)“數(shù)量”,而基數(shù)詞則強(qiáng)調(diào)“數(shù)量”。九、助動(dòng)詞(do, does)的用法只有實(shí)意動(dòng)詞作謂語(yǔ)時(shí)才涉及使用助動(dòng)詞。以like為例:1)當(dāng)句子為肯定句時(shí)不涉及使用助動(dòng)詞,只涉及“主謂一致”原則。eg : I like English a likes Chinese food very )當(dāng)句子為否定句時(shí),要根據(jù)主語(yǔ)的人稱來(lái)決定使用相應(yīng)的助動(dòng)詞:當(dāng)主語(yǔ)為“三單”時(shí),要使用does。當(dāng)主語(yǔ)為“非三單”時(shí),用助動(dòng)詞原形do。例如把下列句子變否定句: Kangkang likes doesn39。t like like don39。t like )當(dāng)句子變疑問(wèn)句時(shí),:Michael likes Chinese Michael like Chinese food? Yes, he does./ No, he doesn39。 and Helen like Jand and Helen like music?Yes, they do./ No, they don39。、名詞所有格注意名詞所有格的用法。有生命事物名詞的所有格應(yīng)在其后加上39。s。方法:39。s。,在其后加上’, 而不可加39。s。,需在其后加上39。s。,只需將最后一個(gè)名詞變?yōu)樗懈?前面的各個(gè)名詞無(wú)需變?yōu)樗懈瘛?各個(gè)名詞均需變?yōu)樗懈裥问?。注意:表示無(wú)生命事物的名詞一般應(yīng)用of介詞短語(yǔ)來(lái)構(gòu)成其所有格。例如:Kangkang39。s books;Tom and Helen39。s desk。Ann39。s and Maria39。s bikes。用of表示“......的”,但要從of后往of前翻譯:a book of mine(我的一本書)have與of的區(qū)別:have一般表示“主動(dòng)擁有”,往往用于有生命的人或動(dòng)物;無(wú)生命的物體一般不能“主動(dòng)擁有”,表示所屬關(guān)系時(shí)要用of。例如:I have a new has two big door of the house十一、課本中的知識(shí)點(diǎn)Unit 1 ——Unit 2 1)問(wèn)候語(yǔ):Good morning/ afternoon/ are you?Just OK, thank are you?Not bad, !Hello!How do you do? 2)道別用語(yǔ):Nice/ Glad to meet/ see you.(meet用于初次見面,see用于熟人間)Nice to meet/ see you, you(later/ tomorrow/ next time)!So long!Good night!3)介紹人或者物的句型:This is...4)Excuse 39。m :Excuse ,而I39。m 。5)詞組be from = e from in English5)當(dāng)問(wèn)句中問(wèn)到this/ that時(shí),回答要用it;問(wèn)到these/ those時(shí),要用they來(lái)回答。例如: What39。s this in English?It39。s an are those?They are ):That39。s OK./ You39。re wele./ My )look the same = have the same looks give sb.= give like = look likein the tree/ on the tree(樹上結(jié)的、長(zhǎng)出來(lái)的用on,否則用in)in red(穿著紅色的衣服)in the desk(在空間范圍之內(nèi))in English(用英語(yǔ))help )both與all的區(qū)別:both表示“兩者都......”;all表示“三者及以上都......”。十二、Unit 3——Unit 4 1)speak的用法speak與say不同:speak表示“說(shuō)”的動(dòng)作,不表示“說(shuō)”的內(nèi)容;say則表示“說(shuō)”的內(nèi)容。speak后面除了能接“語(yǔ)言”外,不能直接接?xùn)|西,后面加了to則表示“對(duì)......說(shuō)”。help sth.(幫助某人做/補(bǔ)習(xí)......)want to do sth.(想要做某事)would like to do ...at all(一點(diǎn)都不);Not at all.(沒(méi)關(guān)系/別介意)like...a lot = like...very much 2)some和any的區(qū)別:口訣:some用于肯定句,否定、疑問(wèn)變any。例如: I have some don39。t have any you have any money?3)have a seat = take a seat(請(qǐng)隨便坐)4)祈使句(表示命令或請(qǐng)求的句子)祈使句一般都省略了主語(yǔ)You,所以其否定句直接用Don39。t開頭。例如: Don39。t go there!5)問(wèn)職業(yè):What does ? What is sb.? What39。s sb.39。s job?6)work與job的區(qū)別:work是未必有報(bào)酬的“工作”,例如homework, housework;而job則一定是有報(bào)酬的“工作”。7)on指在物體的表面,不論這個(gè)面是否水平的,例如: on the desk/ wall/ farm/ playground 8)in hospital(住院);in the hospital(在醫(yī)院里)look after(照料/照顧/照看)help oneself(請(qǐng)自便/隨便吃)9)表示“建議”的句型:“做某事如何?” What about(doing)sth.?(英式英語(yǔ))How about(doing)sth.?(美式英語(yǔ))Why don39。t you do sth.? = Why not do sth.?10)“吃”一日三餐要用have:have breakfast/ lunch/ supper have...for breakfast/ lunch/ supper take one39。s order be kind to )try on這個(gè)詞組可合可分:名詞可以放在這個(gè)詞組的中間或后面,但代詞只能放在詞組的中間。12)在口語(yǔ)中往往用take表示“買”。13)how many與how much的區(qū)別:how many + 可數(shù)名詞;how much + 不可數(shù)名詞14)What do you think of...? 是詢問(wèn)對(duì)方對(duì)某事物的看法; How do you like...? 是問(wèn)對(duì)方對(duì)某事物喜歡的程度。think about(考慮)Thank you all the same.(即使對(duì)方?jīng)]能幫上忙,也要禮貌道謝)Thanks.= Thank you.(thank作為動(dòng)詞,不能單獨(dú)使用。)15)one與it的區(qū)別:當(dāng)上下文說(shuō)的是同一種類事物時(shí),任意一個(gè)可以用one來(lái)代替;如果上下文所說(shuō)的是同一個(gè)事物時(shí)則用it。例如: Ann :I have a yellow :I have a green : Hey, is your bike? Mike : Look, it39。s over )倒裝句 Here you it )be free(有空/免費(fèi))forget to do sth.(忘了去做某事)forget doing sth.(忘了做過(guò)某事)What39。s up? = What39。s wrong with...? = What39。s the matter with...? 18)go + :為了實(shí)現(xiàn)某目的才去的。例如: go fishing/ boating/ swimming/ shopping等19)have to do sth.(非主觀因素,強(qiáng)調(diào)客觀因素,“不得不去做某事”)must 則表示主觀愿望 20)fly a kite = fly kites be free = have time 21)時(shí)間的表述當(dāng)分針?biāo)傅臅r(shí)間大于0分、小于等于30分鐘時(shí),用“分鐘”past“小時(shí)”。例如: 8:23——twentythree past eight當(dāng)分針?biāo)傅臅r(shí)間大于30分鐘、小于60分鐘時(shí),用“剩余的時(shí)間”to“下一個(gè)整點(diǎn)”。例如: 8:49——eleven to nine當(dāng)然,還可以直接按照小時(shí)、分鐘去讀出時(shí)間,例如: 8:23——eight twentythree。8:49——eight fortynine整點(diǎn)則在數(shù)詞后加“o39。clock”,例如:8:00——eight o39。clock )句型“該干某事了?!保篒t39。s time to do sth.= It39。s time for :39。s time to have lunch.= It39。s time for )注意同義詞或形近詞的辨析a, an和one。no和not。excuse me和sorry。it39。s和its。who和what。look like和look the same。let39。s和let us。good, nice。fine, well和all right。look和look at。see和watch。and和or。family, house和home。with和and。what, which和who。one和it。whose和who39。s。put on, wear和in。other和else。say, speak, talk和tell。get和get to等。24)反義詞、同義詞、同音詞 反義詞/對(duì)應(yīng)詞yesno morningafternoon onunder plusminus studentteacher openclose thisthat newold youngold thesethose samedifferent blackwhite womanman sit downstand up lightdark boygirl downup lightheavy herethere afterbefore shorttall fathermother goe rightwrong brothersister askanswer big
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