有没有a lots?

有没有a lots? 如题有没有a lots of这个说法 如果有,那么：lot of ,a lot of ,lots of ,a lots lots of和a lot of 有没有区别? “Lots of his classmates” 有没有错误 too much much too a lot of plenty of lots of a lot(不知道有没有）的区 lots of ; a lot 有什么区别（用法上） 英语 A Lot of和lots of有什么区别? a lot和lots of有什么区别? lots of与A LOT OF有什么区别? a lot of和lots of有什么区别? a lot of,lots of,plenty of 有什么区别 lots of .a lot of .many .much有什么区别?