一般过去时变化规则
(1)一般在动词后加-ed..
如：play—played; offer—offered; weigh—weighed;
Destroy— destroyed; sign—signed.
如：like—liked; provide—provided; hate — hated; date—dated..
3 在以“辅音字母+y”结尾的动词后；则改y为i；再加ed..
如：supply—supplied; fly—flied; study—studied.
4 在以单短元音的重读闭音节结尾且末尾只有一个辅音字母的动词后；双写最后一个辅音字母；再加-ed..
如：plan—planned; refer—referred; regret—regretted; ban—banned.
★重读闭音节三要素：1一个元音字母后跟一个或几个辅音字母
2以一个辅音音素结尾；
3元音字母发短..
★长元音：i: :a: :u:
刘备打野短元音：e i u
常用不规则动词分类表
⒈ A---A---A型现在式、过去式、过去分词同形
cost cost cost 花费 cut cut cut 割；切 hit hit hit 打简媜
一周健康食谱let let let 让 put put put 放下 read read read 读hurt hurt hurt 伤
⒉ A---A---B型现在式和过去式同形泞的组词
beat beat beaten 打
⒊ A---B---A型现在式和过去分词同形
come came come 来 become became become 变
run ran run 跑
⒋ A ---B ---B型
⑴在动词原形后加一个辅音字母d或t构成过去式或过去分词..
burn burnt burnt 燃烧 learn learned/learnt learned/learnt 学习
mean meant meant 意思 hear heard heard 听见
⑵把动词原形的最后一个辅音字母“d”改为“t”构成过去式或过去分词..
build built built 建筑 lend lent lent 借给
lose lost lost 失去 send sent sent 送 spend spent spent 花费
⑶其他
pay paid paid 付 lay laid laid 下蛋 say said said 说bring brought brought 带来 buy bought bought 买
think thought thought 想 catch caught caught 抓住teach taught taught 教 fight fought fought 战斗sleep slept slept 睡 keep kept kept 保持
sweep swept swept 扫 stand stood stood 站
understand understood understood 明白 win won won 得胜shine shone/shined shone/shined 发光 feel felt felt 觉得
find found found 发现 get got got 得到hang hanged/ hung hanged/ hung 绞死；挂 have had had 有
hold held held 盛；握 leave left left 离开
make made made 制造 meet met met 遇见
sell sold sold 卖 shoot shot shot 射击
tell told told 告诉 sit sat sat 坐
smell smelt/smelled smelt/smelled 嗅；闻 dig dug dug 挖
⒌ A---B---C型现在式、过去式和过去分词都不相同
⑴在动词原形后加-n或-en构成过去分词..
eat ate eaten 吃 fall fell fallen 落下
steal stole stolen 偷 give gave given 给study的过去分词
freeze froze frozen 冻结 take took taken 拿
see saw seen 看见 write wrote written 写
拖鞋英语怎么读ride rode ridden 骑 drive drove driven 驾驶
throw threw thrown 抛；扔 blow blew blown 吹
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