苏教版五年级语文下册电子课本语 文五 年 级 下 册姓名: 班级: undergo 经受 underwent undergonespoil 破坏 spoilt / spoiled spoilt / spoiledhave / has 有 had had不规则动词变化,大体上归纳有以下六条记忆法:2. 以d结尾的词,把d变成t。如:buildbuilt, lendlent, sendsent, spendspentfall 掉落 fell fallendo / does 做 did donewithdraw 撤退;收回 withdrew withdrawnspread 传播 spread spreadmeet 遇到 met met