若（x+y﹣5）2+（xy﹣6）2=0，则（x+y）2﹣2xy的值为[ ]
A．13
B．26
C．28
D．37
答案：A
In our country, the number of people who __________ cars increasing.[ ]
A. owns; are
B. owns; is
C. own; is
D. own; are
村民会议或村民代表会议的主要职权。
