现在进行时,现在完成进行时,一般过去时,现在进行时,一般将来时 分别写出这些时态的结构时间状语两例句

现在进行时：be dong sth 例句：I am doing my homework now.
现在完成时：have done 例句： i have finished my homework by now.
一般过去时：did → I went to my mom's office yesterday
一般将来时：will do sth I will take this book to you tomorrow
注意下特定的时间就能分辨出是什么状语从句了。。

现在进行时 结构 主语+be动词（am/is/are）+V-ing。，
时间状语 look listen now
一般过去时 结构 主语+V-ed
时间状语 yesterday last week/month
现在完成进行时 结构 主语 +have/has+been+ V-ing
时间状语 ago短语
一般将来时 结构 主语+will+V原 主语+be动词（am/is/are）+going to do
时间状语 next 短语

现在进行时：be doing 例句：I am doing my homework now.
现在完成时：have done 例句：i have finished my homework by now.
一般过去时：yerstday lastweek lastyear lastmonth ...I went to my mom's office yesterday
一般将来时：will do sth be gonging to I will take this book to you tomorr