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1、單詞詞形變化規(guī)則單詞詞形變化規(guī)則 一、復(fù)數(shù)(名詞):一、復(fù)數(shù)(名詞): 1一般情況下,直接加-s, 如:book-books, bag-bags, cat-cats, bed-beds 2以s. x. sh. ch結(jié)尾,加-es,如:bus-buses, box-boxes, brush-brushes, watch-watches 3.以“輔音字母+y”結(jié)尾,變y為i, 再加-es,如:family-families, strawberry-strawberries 4以“f或fe”結(jié)尾,變f或fe為v, 再加-es,如:knife-knives 5不規(guī)則名詞復(fù)數(shù): man-men, wom

2、an-women, policeman-policemen, policewoman-policewomen, mouse-mice child-children foot-feet,. tooth-teeth fish-fish, people-people, chinese-chinese, japanese-japanese 二第三人稱單數(shù)(動(dòng)詞):二第三人稱單數(shù)(動(dòng)詞): 1一般情況下,直接加-s, 如:cook-cooks, milk-milks 2以s. x. sh. ch. o結(jié)尾,加-es, 如:guess-guesses, wash-washes, watch-watches

3、, go-goes 3以“輔音字母+y”結(jié)尾,變y為i, 再加-es,如:study-studies 三現(xiàn)在分詞(動(dòng)詞):三現(xiàn)在分詞(動(dòng)詞): 1一般情況下,直接加ing, 如:cook-cooking 2以不發(fā)音的e結(jié)尾,去e加ing,如:make-making, taste-tasting 3如果末尾是一個(gè)元音字母和一個(gè)輔音字母,雙寫末尾的輔音字母,再加ing,如:run-running, stop-stopping四過(guò)去式和過(guò)去分詞(動(dòng)詞):四過(guò)去式和過(guò)去分詞(動(dòng)詞): 1一般在動(dòng)詞末尾加-ed,如:pull-pulled, cook-cooked 2結(jié)尾是e加d,如:taste-tas

4、ted 3末尾只有一個(gè)元音字母和一個(gè)輔音字母的重讀閉音節(jié),應(yīng)雙寫末尾的輔音字母,再加-ed,如:stop-stopped 4以“輔音字母+y”結(jié)尾的,變y為i, 再加-ed,如:study-studied 5不規(guī)則動(dòng)詞過(guò)去式和過(guò)去分詞: (1)awake-awoke-awoken (2)be(am,is,are)-was/were-been (3)bear-bore-born (4)begin-began-begun (5)blow-blew-blown (6)break-broke-broken (7)choose-chose-chosen (8)do-did-done (9)draw-dr

5、ew-drawn (10)drink-drank-drunk (11)drive-drove-driven (12)eat-ate-eaten (13)fall-fell-fallen (14)fly-flew-flow (15)forget-forgot-forgotten (16)forgive-forgave-forgiven (17)freeze-froze-frozen (18)give-gave-given (19)get-got-gotten (20)go-went-gone (21)grow-grew-grown (22)hide-hid-hidden (23)know-kne

6、w-known (24)lie-lay-lain (25)mistake-mistook-mistaken (26)overeat-overate-overeaten (27)prove-proved-proven (28)ride-rode-ridden (29)ring-rang-rung (30)rise-rose-risen (31)see-saw-seen (32)shake-shook-shaken (33)show-showed-shown (34)sing-sang-sung (35)sink-sank-sunk (36)speak-spoke-spoken (37)steal

7、-stole-stolen (38)swim-swam-swum (39)take-took-taken (40)throw-threw-thrown (41)wake-woke-woken (42)wear-wore-worn (43)write-wrote-written 五比較級(jí)和最高級(jí)(形容詞):五比較級(jí)和最高級(jí)(形容詞): 1.一般在詞尾加er/est; 2.以字母e 結(jié)尾,加r/st ; 3.以一個(gè)元音字母和一個(gè)輔音字母結(jié)尾,應(yīng)雙寫末尾的輔音字母,再加er/st ; 4.以“輔音字母+y”結(jié)尾,先把y變i,再加er/st 5.部分雙音節(jié)詞和多音節(jié)詞,在單詞前面加more或most important more important most important difficult more difficult most difficultinteresting more interesting most interesting useful more useful most usefulbeautiful more beautiful most beautiful 6不規(guī)則形容詞比較級(jí): good/well-better-best bad/ill-worse-worstmany/much-mo

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