当live是动词时，意思是什么，过去式和过去分词是什么？ 居住 过去时和过去分词都是 lived
live的过去式和过去分词 lived
help、discower、study、live、stop、eat、play的过去式和过去分词是什么？ 原形 过去式 过去分词help helped helpeddiscower discowered discoweredstudy studied studiedlive lived livedstop stopped stoppedeat ate eatenplay played played
