in this afternoon
问题描述：
in this afternoon
是不是 有了this 限定了,前面不需要介词呢?
in the afternoon / this afternoon.是不是都正确啊?
答
in this afternoon(可以说是错误的,本来语法上是in this afternoon,后来英语演变,凡是日期,时间前有this,that,any 等词时,介词一般都要省略,因此不省略就不规范了,因为没人这么用)in the afternoon= this afternoon....