lots of ; a lot 有什么区别（用法上）

a lot of,lots of,plenty of 有什么区别 lot of,lots of,a lot,a lot of有什么区别? lots of .a lot of .many .much有什么区别? 英语 A Lot of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? 区分kind of 和lots ofkind of ,lots of和a lot of 有什么区别? lots of water,为什么不是 a lot of water ,lots of 和a lot of 有什么区别? lots of ; a lot 有什么区别（用法上） a lot和lots of有什么区别? lots of ,a lot of,a lot,plenty of有什么区别?如题 a lot of,lots of 与plenty of有什么区别(⊙_⊙)? lots of ,a lot of ,a lots of,a lot它们用法的区别是什么?他们到底有什么区别啊 lot of；lots of；a lot；a lots；a lots of；a lot of的区别 much,many,lots of,a lot of这四个词有什么区别?quick! many、much 和 a lot of 和 lots of 有什么不同? lots of 和 a lot of在用法上有什么区别? lots of and a lot of.有什么区别呢?告诉我!