请问变为过去分词有什么规律?说说.还有,麻烦给些常常用的词的过去式.
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请问变为过去分词有什么规律?说说.还有,麻烦给些常常用的词的过去式.
请问变为过去分词有什么规律?
说说.
还有,麻烦给些常常用的词的过去式.
请问变为过去分词有什么规律?说说.还有,麻烦给些常常用的词的过去式.
动词过去式和过去分词的变化规则
动词过去式和过去分词有规则变化和不规则变化两种.
1) 规则变化
情况 例词 读音与说明
动词原形 过去式 过去分词
一般在动词原形后加-ed look
call
open
need looked
called
opened
needed looked [lukt]
called [kC:ld]
opened [5EupEnd]
needed [ni:did] ①-ed在清辅音音素后
发音为〔t〕,在浊辅音后发音为〔d〕,在元音后发音也为[d]
②-ed在〔t]、〔d〕
后发音为[id]
③但fix的过去式和过去
分词x不双写,为fixed.
以-e结尾的动词加-d move
phone
hope
agree moved
phoned
hoped
agreed moved [mu:vd]
phoned [fEund]
hoped [hEupt]
agreed [E5^ri:d]
以辅音字母加y结尾的动词,变y为i,
再加-ed study
carry
try studied
studied
carried studied [5stQdid]
carried [5kArid]
tried [traid]
以原音字母加y结尾的词,直接加-ed play
enjoy
stay played
enjoyed
stayed played [pleid]
enjoyed [in5dVCid]
stayed [steid]
末尾只有一个辅音字母的重读闭音节词,双写该辅音字母,再加-ed stop
plan
fit stopped
planned
fitted stopped [stCpt]
planned [plAnd]
fitted [5fitid]
以-r音节结尾的词,双写r字母,
再加-ed prefer
refer preferred
referred preferred [prI`f:d]
referred [ri5fE:]
2) 不规则变化
英语中有些动词的过去式和过去分词形式变化不规则,可分为五种情况.
1.动词原形、过去式和过去分词完全同形.
例:
原形 过去式 过去分词
cut(切)
hit(打)
cast(扔)
hurt(伤害)
put(放)
let(让)
shut(关)
cost(花费)
set(放)
rid(清除) cut
hit
cast
hurt
put
let
shut
cost
set
rid cut
hit
cast
hurt
put
let
shut
cost
set
rid
2.过去式与过去分词完全同形.
例:
原形 过去式 过去分词
find(找到)
pay(支付)
leave(离开)
lend(借出)
meet(遇见)
keep(保持)
lose(丢失)
teach(教)
sit(坐)
lead(引导)
win(赢)除) found
paid
left
lent
met
kept
lost
taught
sat
led
won found
paid
left
lent
met
kept
lost
taught
sat
led
won
3.动词原形与过去分词同形
例:
原形 过去式 过去分词
come(来)
run(跑)
become(成为) came
ran
became come
run
become
表示过去时间发生用过去 last night, yesterday
普通动词 +ed
特殊 每本字典都有 自己查阅 see saw 等
动词过去式和过去分词的变化规则
动词过去式和过去分词有规则变化和不规则变化两种。
1) 规则变化
情况 例词 读音与说明
动词原形 过去式 过去分词
一般在动词原形后加-ed look