补充楼上,若是Such前有限定词No, one, another, some, many, all,那么后面不可跟限定词a或者an。正如可以用My book,但不能用My a book是一个道理
例:
One such a grammar book is enough(误)
One such grammar book is enough(正)
such后面有加名词或者形容词,不同情况如下:
such+an/a+(形容词)+单数可数名词
such+(形容词)+不可数名词
such+(形容词)+可数名词复数. (such后加可数名词复数时不用加a/an )