work、ask,make、have、stop、drink、sing的单三形式、现在分词形式、过去式是?
问题描述:
work、ask,make、have、stop、drink、sing的单三形式、现在分词形式、过去式是?
答
works working worked,asks asking asked,makes making made,has having had stops stopping stopped,drinks drinking drank,sings singing sang