A:维吾尔族
B:回族
C:藏族
D:高山族
你想知道Matt 要在什么地方练柔道,你这样问别人:
____ ____ he ____ karate?
一 Amy, can we give away these soft toys? We them for many years.
一 Mum, but l want to keep the bear.
单项式-x2y的系数是( )