压疮面积(长X宽),计算长X宽以估计伤口面积的单位()
A.cm2
B.cm
C.m
D.mm
E.cm3
F.纳米
参考答案:A
以下哪个不是广州的别称?()
A、花城
B、羊城
C、穗城
D、水城
Mike likes sports very much. He loves . [ ]
A. to play the football
B. playing the football
C. to play football
D. playing football