过去式和过去分词
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2021年02月02日 05:02
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动词过去式和过去分词法则
(一)、不规则动词过去式和过去分词
一、原形、过去式和过去分词的词形和读音都相同的单词,结尾字母一般是
t
或
d
。如:
cut-cut-cut,
hit-hit- hit,
put-put-put,
cost-cost-cost,
let- let-let,
shut-shut-shut,
set-set-set,
hurt-h
urt-hurt,
spread-spread-spread
特殊:动词
read
的过去式和过去分词虽然词形与原形一致,
read- read- read
,但发音分别
是
[ri:d]-[red]-[red]
。
二、有些动词的过去分词与原形是一样的。如:
come-came-come,
become-became-become,
run-ran-run,
overcome-overcame-overcome
三、有些动词的过去式和过去分词相同。如:
1.
把单词结尾的字母
d
改为
t
。如:
lend-lent-lent,
spend-spent- spent,
send-sent-sent
2.
改变单词中间元音字母。如:
sit-sat-sat,
win-won-won,
shine-shone-shone,
hold- held-held
3.
以
eep
结尾的动词,把< br>eep
改为
ept
。如:
keep- kept-kept,
sleep-slept-slept,
sweep-swept- swept
4.
过去式和过去分词都以
augh
或< br>ough
结尾的动词。如:
buy-bought- bought,
fight-fought-fought,
think- thought-thought,
bring-brought-brought,
teac
h-taught-taught,
catch-caught- caught
5.
有的以
ay
结尾的动词,在过去式 和过去分词中把
ay
变成
aid
。如:
say-said-said,
lay-laid-laid,
pay- paid-paid
6.
另有一些其它形式的变化。如:
have-had-had,
learn-learnt-learnt,
leave-left-left,
lose-lost-lost,
make- made-made,
meet-met-
met,
feel-felt- felt
四、有些动词原形中含有字母
i
,在过去式中变
i
为
a
,在过去分词中变
i
为
u
。如:
五、以字母
ow
或
aw
结尾的动词,在变成过去 式时,通常把元音字母变成
e
,在变成过
去分词时,通常只在词尾加
n
。如:
blow-
blew-
blown,
draw-drew-drawn,
grow-grew-grown,
throw-threw-thrown,
know-knew
-known
六、有些动词的过去分词是在原形词尾加
n
或
en
,变成以
en
结尾的单词。如:
rise-rose- risen,
give-gave-given,
take-took-taken,
fall-fell-fallen,
drive-drove-driven,
eat-ate-
eaten
特殊:
write-wrote-written,
speak-spoke-spoken,
ride-rode-ridden,
get-got-gotten
(二)、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〔
②
-ed
在〔
t]< br>、〔
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
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
enjoy
stay
played
d
〕,在元音后发音也为
y
为
i
,
-ed
play
[d]
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
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)< br>
lead
(引导)
win
(赢)除)
paid
left
lent
met
kept
lost
taught
sat
led
won
found
paid
found
过去分词
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
4
.动词原形、过去式、过去分词形式完全不同。
例:
原形
过去式
过去分词
give
(给)
fly
(飞)
drink
(喝)
see
(看见)
go
(去)
know
(知道)
wear
(穿)
speak
(说)
gave
flew
drank
saw
went
knew
wore