anyway, I am always confused with these things.

来源: 2011-08-28 16:40:06 [博客] [旧帖] [给我悄悄话] 本文已被阅读:

我现在就记一条,是可数名词单数,一定放一个冠词,a or the,根据情况,这个一般还好判断。复数一般就不放,除非是特指前面的