lots of ,a lot of,a lot,plenty of有什么区别?如题

lots of ,a lot of,a lot,plenty of有什么区别?如题
lots of ,a lot of,a lot,plenty of有什么区别?
如题

lots of ,a lot of,a lot,plenty of有什么区别?如题
它们都有“大量的,许多的”意思.plenty of/lots of/a lot of后既可修饰可数名词复数,也可以修饰不可数 lots of＝a lot of 后面接可数名词和不可数名词均可,接可数名词时谓语用复数,接不可数名词时,谓语用单数.a lot当然不是名词性短语了,而是副词性短语,修饰动词.比如：Thanks a lot.= Thanks very much.再比如：I know him a lot.plenty of 和以上lots of 和a lot of相似,后面接可数名词和不可数名词均可,接可数名词时谓语用复数,接不可数名词时,谓语用单数.