特殊疑问句是特殊疑问词加一般疑问句,这句话对的.但你理解的好像有问题.
how many are there glasses of water on the table?不可以.
How many 必须加名词复数
how many glasses of water are there on the table?
疑问词 一般问句 提问的就是主语,所以到前面了