— ?—At 4:30 p.m.A. When is your math class B.Why do you like history C.Where do you have C

问题补充：

— ?

—At 4:30 p.m.

A. When is your math class B.Why do you like history C.Where do you have Chinese.

答案：

解析：句意：你们的数学课是几点？下午4:30。根据后面的回答可知是询问的时间，why表示原因，where表示地点；故选A。