and和but作为连词的用法区别

问题描述:

and和but作为连词的用法区别

and是顺承的连接,but有转折之意

and连接表顺接既并列He works hard and pass the eaxm
but连接表逆接即转折 He works hard ,but he didn't pass the eaxm

and连接表并列
but连接表转折