神马品牌网笔记本电脑上网卡套餐:英语哦（yiyi)
来源：百度文库 编辑：神马品牌网 时间：2024/05/03 01:13:44
写出下列动词的过去式和过去分词形式
present —— ——
clap —— ——
announce —— ——
host—— ——
think —— ——
hold —— ——
还有过去分词形式呢
present —— ——
clap —— ——
announce —— ——
host—— ——
think —— ——
hold —— ——
还有过去分词形式呢
presented ——presented
clapped ——clapped
announced ——announced
hosted——hosted
thought —— thought
held ——held
think thought thought
hold held held
其他都是规则的，在后面加ed或d