could you please not to speak here,in the library?

问题描述:

could you please not to speak here,in the library?
本来please后面应该加do,可为什么这里用to do
求急解

这句话确定是正确的吗?目测好像是错的哦~
你试试换成肯定句:
Could you please keep quiet in the library?
所以无论是could还是please后面都加do,do啊.