我可以肯定的告诉你no such 后跟可数名词单数.
我查了下关于no such的用法,no such 后的n.前不能加a/an,因为no such 本身已经包含了定冠词,相当于not such a/an
所以由此可以推论是不用/不能加S的.so you can just remember that no such is equal to not such a/an
No such thing has happened.
i have no such book = i haven't such a book.