You don't need to do sth.还有 You need not do sth 中的need分别是什么词

You don't need to do sth.还有 You need not do sth 中的need分别是什么词 don not have to do sth.don not need to do sth.need not do st need to do sth,need do sth.needn`t do sth和don`t need有什么不同! need sth to do need sth与need to do sth need sth to do sth 什么是实意动词need 有两种形式1.need to do sth.否定：don't need to do sth.2. need money to do sth need to do sth和need do sth区别? need to do sth 和need do sth列句 don't have to do sth 是否等于don't need to do sth 和needn't do st need sth to do sth 咋造句?