how can I get to the library 等于where is the library 还是is there the librery

问题描述:

how can I get to the library 等于where is the library 还是is there the librery

Where is the library?
还等于 Could you tell me the way to the library?
Which is the way to the library?
今天在课堂上,我刚讲完这个知识点.