英语单词各种变化规则
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英语主要变化规则讲解与练习 一、名词复数规则 1．一般情况下，直接加-s， 如：book-books, bag-bags, cat-cats, bed-beds 2．以s. x. sh. ch结尾，加-es，如：bus-buses, box-boxes, brush-brushes, watch-watches 3.以“辅音字母+y”结尾，变y为i, 再加-es，如：family-families, strawberry-strawberries 4．以“f或fe”结尾，变f或fe为v, 再加-es，如：knife-knives 5．不规则名词复数： man-men, woman-women, policeman-policemen, policewoman-policewomen, mouse-mice child-children foot-feet,. tooth-teeth fish-fish, people-people, Chinese-Chinese, Japanese-Japanese 练习： 写出下列各词的复数 I _________ him _________ this ___________ her ______ watch _______ child _______ photo ________ diary ______ day________ foot________ book_______ dress ________ tooth_______ sheep ______ box________ strawberry _____ thief _______ fish______ peach______ sandwich ______ man______ woman_______ paper_______ juice___________ water________ milk________ rice__________ tea__________ 二．动词第三人称单数变化规则 1．一般情况下，直接加-s， 如：cook-cooks, milk-milks 2．以s. x. sh. ch. o结尾，加-es， 如：guess-guesses, wash-washes, watch-watches, go-goes 3．以“辅音字母+y”结尾，变y为i, 再加-es，如：study-studies 一、 写出下列动词的第三人称单数 drink ________ go _________ stay ________ make ________ look _________ have_______ pass_______ carry ________ come________ watch______ plant_______ fly __________ study_______ brush________ do_________ teach________ 三．动词现在分词加ing的变化规则 1．一般情况下，直接加ing， 如：cook-cooking 2．以不发音的e结尾，去e加ing，如：make-making, taste-tasting 3．如果末尾是一个元音字母和一个辅音字母，双写末尾的辅音字母，再加ing，如：run-running, stop-stopping 现在进行时专项练习： 一、写出下列动词的现在分词： play________ run__________ swim _________ make__________ go_________ like________ write________ _ ski___________ read________ have_________ sing ________ dance_________ put_________ see________ buy _________ love____________ live_______ take_________ come ________ get_________ stop_________ sit ________ begin________ shop___________ 1 英语主要变化规则讲解与练习 四．动词过去式变化规则： 1．一般在动词末尾加-ed，如：pull-pulled, cook-cooked 2．结尾是e加d，如：taste-tasted 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y为i， 再加-ed，如：study-studied 5．不规则动词过去式： am,is-was, are-were, do-did, see-saw, say-said, give-gave, get-got, go-went, come-came, have-had, eat-ate, take-took, run-ran, sing-sang, put-put, fly-flew, make-made, read-read, write-wrote, draw-drew, drink-drank, ride-rode, speak-spoke, sweep-swept, swim-swam, sit-sat 过去时练习 一、写出下列动词的过去式 is\am_________ fly_______ plant________ are ________ drink_________ play_______ go________ make _____ does_________ dance________ worry________ ask _____ taste_________ eat__________ draw________ put ______ throw________ kick_________ pass_______ do ________ 五．形容词比较级和最高级的变化规则： 1.一般在词尾加er/est； 2.以字母e 结尾，加r/st ； 3.以一个元音字母和一个辅音字母结尾，应双写末尾的辅音字母，再加er/st ； 4.以“辅音字母+y”结尾，先把y变i，再加er/st 5.部分双音节词和多音节词，在单词前面加more或most important more important most important difficult more difficult most difficult interesting more interesting most interesting useful more useful most useful beautiful more beautiful most beautiful 6．不规则形容词比较级： ①good/well-better-best ②bad/ill-worse-worst ③many/much-more-most ④little-less-least ⑤far-farther-farthest 或further-furthest ⑥old-older-oldest或elder-eldest ⑦late-later-latest或latter-lattest 写出下列形容词的比较级和最高级 old__________ young________ tall_______ long________ short________ strong________ big________ small_______ fat_________ thin__________ heavy______ light________ nice________ good_________ beautiful____________________ high_________ slow_______ fast________ low______ late__________ early_________ far_________ well_______ 2 本文来源：https://www.wddqw.com/doc/d9adb541f6335a8102d276a20029bd64783e62f8.html