They were able to take a great many photographs of the mountains.在这句话中,为什么要加a?
问题描述：
They were able to take a great many photographs of the mountains.在这句话中,为什么要加a?
答
a great many 是固定短语
答
a great many 是固定搭配,形容很多,a great 修饰many非常多