你想知道同学Amy 在哪里，在电话中，你可以这样问她（）

A.Where is the teachers’ office

B.Where is the library

C.Where is the teacher office

A.Where is it

B.Where’s she

C.Where’s he

A.Is it under the chair

B.It’s under the chair

A.How are you

B.Where are you from

C.How old are you