读某年10月14日2:00海平面气压分布图，完成下列各题。
—How was your day off during the Qingming Festival?
—Pretty good! We ____ (visit) Xu Xiaoxuan's former home.
看图，选词填空。
A: What ____ your uncle do?
B: He is ____ engineer.
，则点P（1，2）满足( )
