动词
动词-三单形式 动词第三人称单数 在一般现在时中,当主语是第三人称单数时,谓 语动词要用第三人称单数形式,即常在动词原形后加 s或-eS
动词-三单形式 动词第三人称单数 在一般现在时中,当主语是第三人称单数时,谓 语动词要用第三人称单数形式,即常在动词原形后加 -s或-es
动词第三人称单数变化有以下形式: 般动词在词尾直接加-s,-s在清辅音之后读/s, 在浊辅音或元音后读/z/,ds读/dz/,ts读/ts helps/helps/, get-gets/gets/ read-reads/ri dy H: hel 2以字母x、s、ch、sh或少数以o结尾的词加-es,es 读/z/。如: teach-teaches/ti:tiz/, wash-washes/wo』iz
动词第三人称单数变化有以下形式: 1.一般动词在词尾直接加-s,-s在清辅音之后读/s/, 在浊辅音或元音后读/z/,ds读/dz/,ts读/ts/。如:helphelps/helps/,get-gets/gets/,read-reads/ri:dz/ 2.以字母x、s、ch、sh或少数以o结尾的词加-es,es 读/iz/。如:teach-teaches/ti:tʃ iz/, wash-washes/'wɔʃiz/
3以辅音字母加y结尾的动词,变y为加es,ies读/iz/ 。如:cary- carries/ karin,fy- flies/flaiz/注:在play plays/plein/, say-Says/sez/中,字母y前为元音字母,第 人称单数直接在y后加s即可 4以不发音e结尾的,直接加s,如果尾音是/s/或//, 加s后字母“e与“s一起读作/iz/ 5特殊词例外。如:be-isiz/have-has/hez/
3.以辅音字母加y结尾的动词,变y为i加es,-ies读/iz/ 。如:carry-carries/'kæriz/,fly-flies/flaiz/ 注:在playplays/pleiz/,say-says/sez/中,字母y前为元音字母,第 三人称单数直接在y后加s即可。 4.以不发音e结尾的,直接加s,如果尾音是/s/或/z/, 加s后字母“e”与“s”一起读作/iz/ 5.特殊词例外。如:be-is/iz/,have-has/hæz/
动词-现在分词-ing形式 动词现在分词形式变化规则 1.一般情况在动词原形后直接加-ing。如:go going, stand-standing 2以不发音e结尾的动词,去掉e再加-ing。如: dance dancing, ride-riding
动词-现在分词-ing形式 动词现在分词形式变化规则 1. 一 般 情 况 在 动 词 原 形 后 直 接 加 -ing 。 如 : gogoing,stand-standing 2.以不发音e结尾的动词,去掉e再加-ing。如:dancedancing,ride-riding
3以重读闭音节结尾的,末尾只有一个辅音字母的 词,双写最后一个辅音字母再加-ng。如:swim swimming, run-running, get-getting 4少数几个以ie结尾的词,须将ie变为y再加ing。如 die-dying, lie-lying
3.以重读闭音节结尾的,末尾只有一个辅音字母的 词,双写最后一个辅音字母再加-ing。如:swimswimming,run-running,get-getting 4.少数几个以ie结尾的词,须将ie变为y再加ing。如 :die-dying,lie-lying
动词-过去式 动词过去式的变化规则 般情况下,动词词尾加-ed,如: worked, played, wanted, acted 2以不发音的e结尾的动词,动词词尾加-d,如: lived, moved, decided, declined, hoped, judged
动词-过去式 动词过去式的变化规则 1.一般情况下,动词词尾加-ed ,如:worked,played, wanted,acted 2.以不发音的e结尾的动词,动词词尾加-d,如:lived, moved,decided,declined,hoped,judged
3.以辅音字母加y结尾的动词,把y变为再加ed,如: studied, tried, copied, cried, carried 4.以一个辅音字母结尾的重读闭音节动词,双写词尾辅 音字母,再加ed,如: stopped, begged, dropped, planned
3.以辅音字母加y结尾的动词,把y变为i再加ed,如: studied,tried,copied,cried,carried 4.以一个辅音字母结尾的重读闭音节动词,双写词尾辅 音字母,再加-ed,如:stopped,begged,dropped, planned
5不规则动词的过去式变化规律性不强,须多加记忆。 go-went, make-made, get-got, buy-bought, come-came fly-flew, is/am-was, are-were, see-saw, bring-brought do-did, teach-taught, think-thought, say-said, sit-sat, read-read spend-spent, eat-ate, give-gave, sit-sat tell-told, write -wrote, feel-felt, find-found hear-heard, know-knew, put-put, grow-grew, take-took, catch caught, come-came, become-became, swim-swam, sweep-swept, sing-sang, draw-drew
5.不规则动词的过去式变化规律性不强,须多加记忆。 go-went,make-made,get-got,buy-bought,come-came, fly-flew,is/am-was,are-were,see-saw,bring-brought, do-did,teach-taught, think-thought, say-said,sit-sat, read-read, spend-spent,eat-ate,give-gave,sit-sat, tell-told,write-wrote,feel-felt,find-found, hear-heard , know-knew , put-put , grow-grew , take-took , catchcaught,come-came,become-became,swim-swam, sweep-swept,sing-sang,draw-drew
不规则动词的过去式大体上归纳有以下六条记忆法 ①以t结尾的词,过去式与原形相同。如:put-put, let-let. cut-cut. beat--beat ②以d结尾的词,把d变成t。如: build-built, lend-lent, send-sent, spend--spent ③以n结尾的词,在词后加t。如: mean-meant,burn burnt. learn -learnt
不规则动词的过去式大体上归纳有以下六条记忆法: ①以t结尾的词,过去式与原形相同。如:put—put, let—let, cut—cut, beat—beat ②以d结尾的词,把d变成t。如:build—built, lend—lent, send—sent, spend—spent ③以n结尾的词,在词后加t。如:mean—meant, burn— burnt, learn—learnt