Joseph wants to know ______, because he'll pay a visit to her. [ ]

A. where does Tina live

B. where is Tina from

C. where is Tina

D. where Tina lives

读装配图时，其目的不是为了( )。

A．了解零件的所有尺寸

B．了解各零件之间装配关系及拆装顺序

C．了解各零件作用，传动路线

D．了解机器或部件的名称，工作原理