单项选择题

My grandfather is in his eighties,______ he is still in good health.

A．or
B．but
C．so
<上一题 目录 下一题>
热门 试题

单项选择题
______is our duty______ good service to customers.
A．That, to give
B．This, giving
C．It, to give
单项选择题
Joy was sad because his pet cat______.
A．was died
B．had been dead
C．had died
相关试题