过去式变化规则.docx原型 过去式
A
arise —arose
awake—awoke/awakened
B
bear —bore
beat —beat
become— became
begin —began
d, need — needed, clean —cleaned
2. 以不发音的 e 结尾的在词尾加 -d 。如: like —liked, live —lived, use —used, move— moved
以一个元音字母加一个辅音字母结尾的重读闭音节动词,先双写结尾的辅音字母,
再加 -ed 。如: stop —stopped, trip —tripped
以辅音字母加 y 结尾的动词,先把 y 变成 i ,再加 -ed 。如: study — studied,
carry —carried, hurry —hurried, marry —married
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
2. 以 d 结尾的词,把 d 变成 t 。如 :build —built, lend
— let, cut —cut, beat —beat — lent, send —sent,
spend—spent
以 n 结尾的词,在词后加 t 。如: mean—meant, burn — burnt, learn — learnt
以 ow / aw结尾的词,把 ow/ aw变成 ew。如:blow —blew, draw— drew, know—knew, grow— grew
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
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
常见的不规则动词过去式、过去分词
(一)
(1)AAA型(动词原形、过去式、过去分词同形)
cost (花费) ---- cost ---- cost
shut
(关上) ---- shut ---- shut
cut
(割) ----
cut ----
cut
read
(读) ----
read ---- read [e]
hit
(打) ----
hit ---- hit
hurt
伤害) ----
hurt ---- hurt
let
(让) ---- let ---- let
put
(放) ----
put ---- put
AAB 型(动词原形与过去式同形)
beat
(跳动) ---- beat ---- beaten
(3) ABA型(动词原形与过去分词同形)
become
(变成) ---- became ----become
come
(来) ---- cam
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