一般现在时:主语+be+--
主语+do/doessth---
现在进行时:主语+be+doingsth---
现在完成时:主语+have/has+过去分词+---
一般过去时:主语+be+--
主语+didsth+---
过去进行时:主语+be+doingsth+---
过去完成时:主语+had+donesth---
一般将来时:主语+begoingtodosth---
主语+will/shalldosth---
主语+begoingtodosth---
主语+would/shoulddosth---
被动语态:主语+bedone---
主语+bedone---
主语+bebeingdone---
主语+have/has/hadbeendone---
说明:do泛指动词原形,does泛指动词单三现,did泛指过去式,doing泛指现在分词,done泛指过去分词.
现分别举例如下:
Iamastudent.Heisintheroom.Theyarenothere.Shewasagirl.Iworkhard.Sheworkshard.Iamstudyingmath.Theywerestudyingmath.Theyaregoingtostudymath.Wehavestudiedmath.Youhadstudiedmath.Hewillstudymath.Shewouldstudymath.Mathisstudiedbyus.Mathwasbeingstudiedbyus.Mathhasbeenstudiedbyus.