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一升等于多少立方厘米，如：bus-buses, box-boxes, brush-brushes, watch-watches
3.以“辅音字母情诗短句 最美+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___________女孩子生日送什么礼物好
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.怎么消灭蟑螂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 ②冰加盐bad/ill-worse-worst
③many/much-more-most ④little-less-least
⑤far-farther-farthest
或further-furthest
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_______
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