several times是什么词呀

several times是什么词呀 he failed several times的several times是什么成分 several times several times 译中 He has failed several times . 怎样就several times提问 I had failed for several times.其中for的用法是什么 英语 用所给词的适当形式填空.Tony ---(be)to the cinema several times 英语翻译 I read only.book.several times several times前用什么时态 he什么(be)to　shanghai　several　times He telephoned me several times last 是some times还是several tiomes? Several times over the past decades some times和several times有什么区别啊? several times 用only a few times 替换可以吗/ 改错：This went on with several times.答案是把with改为for,求详解,for的用法是什么, several times前的时态?比如He _____failed the test several times.