2、 过去分词 become became become 成为 come came come 来overcome overcame overcome 克服 run ran run 跑四、A─B─B结构1、过去式和过去分词都含有ought原形 过去式 过去分词 bring brought brought 带 buy bought bought 买fight fought fought 战斗 think thought thought 想seek
4、t 闻到spell spelt spelt 拼写 spill spilt spilt 溢出5、动词结尾ay的,变成aid原形 过去式 过去分词 lay laid laid 放置、下蛋 pay paid paid支付say said said 说6、动词结尾m、n、l的,后直接加t原形 过去式 过去分词 burn burnt burnt 烧 learn learnt learnt 学习learned learned 学习mean
6、nd sent sent 送build built built 建设69、动词中间有ee或oo的,结尾为t、d的,去掉一个e或o原形 过去式 过去分词 lead led led 领导 feed fed fed 饲养、喂meet met met 遇见 speedspedsped加速shoot shot shot 射击 10、动词中间有ee的,结尾为l、p的,去掉一个e,结尾加t原形 过去式 过去分词 feel felt felt
7、 感觉 sleep slept slept 睡觉sweep swept swept 打扫 keepkeptkept保持11、改变元辅音字母原形 过去式 过去分词 leave left left 离开 lightlitlit点亮have/has had had 有lose lost lost 丢失stand stood stood 站立 understand understood understood明白12、改变元音字母原形