三
:
动词过去式详解
动词的过去式的构成规则有
:
A,
规则动词
①
一般直接在动词的后面加
ed:
如
worked , learned , cleaned , visited
②
以
e
结尾的动词直接加
d:
如
lived , danced , used
③
以辅音字母加
y
结尾的动词要改
y
为
i
再加
ed(
此类动词较少
)
如
study
–
studied carry
–
carried worry
–
worried (
注意
play,stay
不是辅音字母加
y,
所以不属于此类
)
④
双写最后一个字母
(
此类动词较少
)
如
stopped
B,
不规则动词
(
此类词并无规则
,
须熟记
)
小学阶段要记住以下动词的原形和过去式
:sing
–
sang , eat
–
ate , see
–
saw , have
–
had , do
–
did , go - went , take - took , buy - bought ,
get - got , read - read ,fly - flew , am/is - was ,
are - were , say - said , leave - left , swim - swam , tell - told , draw - drew , come - came ,