英语基础知识大全

2022-08-30 10:36:29   第一文档网     [ 字体: ] [ 阅读: ] [ 文档下载 ]

#第一文档网# 导语】以下是®第一文档网的小编为您整理的《英语基础知识大全》,欢迎阅读!
英语,基础知识,大全
精心整理

英语基础知识大全

名词的变化规律?

1.?一般情况下加s?(cats,?dogs,?friends,?books,?papers)? 2.?s,?x,?ch,?sh?结尾的加es?(buses,?boxes,?matches,?flashes)?

3.?以辅音字母+y?结尾的名词,把y?改为i?再加es?(ladies,?stories,?candies)?但要注意的是以

元音字母加y结尾的名词的复数形式只加s,如:boyboys,daydays

4.?部分以o?结尾的名词,有生命的加es,?没生命的加s?(potatoes,?tomatoes,?photos,?pianos)

oo?结尾一般情况下加s?(zoo,?kangaroo)?

5.?f?fe?结尾的名词,多把f?fe?改为v再加es?(knives,?shelves,?leaves)? 7)少数名词有不规则的复数形式,例如:manmenwomanwomentoothteethfoot

feetchildchildrenmousemice

【注意】与manwoman构成的合成词,其复数形式也是-men-women。例如:anEnglishmantwoEnglishmen。但German不是合成词,故复数形式为Germansman,woman等作定语时,它的

单复数以其所修饰的名词的单复数而定,如:menworkerswomenteachers

有个别名词单复数一样,例如:ChineseJapanesesheepdeerfish等。但当fish表示不同种类

的鱼时,可以加复数词尾。 复数词尾s(或es)的读音方法

1、在[p][t][k][f]等清辅音后读[s],如cups,hats,cakes

2、在[s][z][t][][f]等音后读[iz],如glasses,pages,oranges,buses,watches,faces

3、在[b][d][g][v]等浊辅音后读[z],如beds,dogs,cities,knives

动词各种时态的变化? 一、动词三单形式的变化规律

1.?直接在动词后加s?,如wantwantsworkworksknowknowshelphelpsgetgets

2.?s,?x,?ch,?sh?结尾的动词在后面加es?,如watchwatchescatchcatches

3.?以辅音字母加o?结尾加es?,如gogoesdodoes

4.?以辅音字母加y?结尾,y?改为i?再加es?studystudiescarrycarriesflyfliesworry

worries

5.?以元音字母加y?结尾,直接加s?,如playplays.

6.?不规则变化?? 二、动词ing?的变化规律:?


精心整理

1英语动词加-ing,通常是在原形词尾直接加-ing构成:coughcoughingclimbclimbingstand

standingfightfighting? 2.以-e结尾的动词?

1)如果动词原形以一辅音加一不发音的-e结尾,一般应去掉e再加ing?

writewritinghopehopingcarecaringstarestaringplaneplan-inghavehavingsavesaving?produceproducing?breathebreathing?2)以-ie结尾的动词应先将e去掉,将i

变成y然后再加-ing?diedyingtietyingvievyinglielying?

3)以-ee,-oe,-ye结尾的动词加-ing时应保留词尾e?

seeseeingfleefleeingfreefreeingagreeagreeinghoehoeing?dyedyeingeye

eyeing?

4)以-ue结尾的动词大多应先去e再加-ing?

suesuingimbueimbuingconstrueconstruingpursuepursuingrueruing?有时,词尾e可去掉也可保留:?gluegluing?glueingcuecuing?cueing?blueblueing?bluing?true

truingtrueingclueclueingcluing?

3.以一元音加一辅音结尾的动词?

1)如果动词最后一音节为重读闭音节,最后一个字母需要重复:?

runrunning?stopstopping?hophopping?planplanningstarstarring?controlcontrolling但辅音x是个例外,无需重复(x其实起着两个辅音的作用):?taxtaxingrelaxrelaxing? 2)如果动词最后一个音节为次重读音节,最后一个字母有时也重复:?kidnapkadnapping

kidnapingprogramprogrammingprograming?

3)如果动词最后一个音节为非重读音节,最后一个字母大多无需重复:?

openopeningofferofferingauditauditing但在有些动词中,重复或不重复均可:?worshipworshiping?worshippingfocusfocusing?focussingcancelcancelingcancellingtravel

travelingtravelling?

以非重读的-el结尾的动词加-ing时,英国英语习惯于重复词尾l,而美国英语则习惯于不重复1?

4.若动词以一元音加一半元音(yw)结尾,可直接加-ing?

paypaying?throwthrowingfollowfollowing?drawdrawing?employemploying?

5.以-ic结尾的动词应先在字母c后加一字母k再加-ing?

frolicfrolickingpanicpanickingmimicmimickingpicnicpicnickingtraffictrafficking?

三、动词过去式的变化规律:?

1.一般在动词末尾加-ed,如:pull-pulled,?cook-cooked??

2.结尾是ed,如:taste-tasted?


精心整理

3.末尾只有一个元音字母和一个辅音字母的重读闭音节,应双写末尾的辅音字母,再加-ed,如:

stop-stopped??

4.以“辅音字母+y”结尾的,变yi?再加-ed,如:study-studied??

5.不规则动词过去式:??

am,is-was?are-were?do-did??see-sawsay-said?give-gave?get-gotgo-went?? come-came?have-had?eat-atetake-took??run-ransing-sang???put-putmake-made?

read-read?write-wrotedraw-drew?drink-drank?fly-flew?ride-rode?speak-spoke

sweep-sweptswim-swam?sit-sat

形容词比较级?

1、一般在词尾加er??long变为longer? 2、以不发音的字母e结尾的加r??late变为leter?

3、以重读闭音节结尾的词,而词尾只有一个辅音字母时,先双写这一辅音字母,再加erhot

变为hotter?

4、以辅音字母加y结尾的双音节词先变yi再加er??happy变为happier?多音节词在词前加

more?quickly变为more?quickly?

另外还有一些不规则变化?good变为bettermany变为more?这类问题要注意积累?一般在词

尾加er??long变为longer?


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