不规则动词过去式规则,不规则过去分词的变化规则

不规则动词过去式规则,不规则过去分词的变化规则

3.A—A-- B型动词原形、过去式同形beat beat beaten 跳动4、A—B—A型过去分词、原形相同come—came—come 来become—became—become 成为run—ran—run 跑5、A-B-C型原形不规则动词过去式归纳一、不需要变化的动词：beat(打击)set(设置)shut(关闭)10。read(red同音)11。spread(传播)二、需要改变元音字母的动词：元音字母改为a的动

不规则动词过去式对照表1. be (am, is, are) was, were 是2.become became 开始变得；变成；适合(某人); 与…相称；使(人)显得漂亮；使好看；2. begin began 开始；启动；起始；(2) 只有过去式，没有过去分词Can could May might Must must Will would Shall should (3) ABA型become(变成)became become come(来)came come run(跑)ran run (4) ABB型dig(挖)

不规则动词过去式和过去分词分为多种类型，AAA型(现在式、过去式、过去分词同形)例如：cost cost cost 花费；AAB型(现在式和过去式同形)例如：beat beat beaten 打，ABA型(现在式不规则动词过去式、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) ) 动词原形、过去式、过去分词同形) cost(花费)--- cost --- cost (花费)

●＾● 1. am/is –was 动词“是”2. are—were 动词“是”3. become—became 变为，变成4. begin—began 开始5. buy—bo二、不规则动词的过去式的构成：1、把动词原形中的i改为a,变成过去式。如：begin—began,drink—drank,give—gave,ring—rang,sing—sang,sit—sat,swim—swam 2、把重读开音

不规则动词的过去式的构成1.把动词原形中的i改为a,变成过去式。如：begin—began,drink—drank,give—gave,ring—rang,sing—sang, sit—sat,swim—swam 2.把比如：stop(停止)的过去式stopped,过去分词stopped。4、以“辅音字母+y”结尾的单词，将y变为i后再加ed。比如：study(学习)的过去式studied,过去分词studied。