动 词
动词-三单形式
• 1、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三种形式:
• 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:help-
helps/helps/,get-gets/gets/,read-reads/ri:dz/
• 2) 以字母x、s、ch、sh或有以o结尾的词加es,es读
/iz/。如:teach-teaches/ti: tʃ iz/,
• wash-washes/’wɔʃiz/
动词-三单形式
• 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play-
plays/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//z/的,
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
• 2、动词现在分词形式
• 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
• 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:swim-
swimming,run-running,get-getting
• 4) 少数几个以ie结尾的,须将ie变为y再加ing。如:
die-dying,lie-lying
动词-过去式
• 3、动词过去式
• 1)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 结尾动词,动词词尾加 d,如:
lived moved decided declined hoped judged
• (3)以辅音字母 + y结尾的动词,把y变为i 再加ed,如
: studied tried copied cried carried
动词-过去式
• (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)注: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
动词-过去式
• 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 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
• ④ 以ow / aw结尾的词,把ow / aw变成ew。如:
blow—blew, draw—drew, know—knew, grow—grew
• ⑤ 含有双写字母的词,将双写改为单写,在词尾加t。如
:keep—kept, sleep—slept, feel—felt, smell—smelt
⑥ 含有元音字母o / i的词,将o / i变成a。如:sing—
sang, give—gave, sit—sat, drink—drank
动词-过去式
• ①规则动词词尾加ed的读音
• (1)在清辅音后读作[t]。如:asked, helped, watched,
stopped (2)在浊辅音和元音后读作[d]如:enjoyed,
studied, moved,(3) 在t / d后读作[id]。如:wanted,
needed