That's a nice sweater. Is it ____ of cotton?[ ]
A. make
B. making
C. made
D. makes
答案:C
治疗产后发热感染毒证,应首选()
A.小柴胡汤
B.大柴胡汤
C.桃红消瘀汤
D.白虎汤
E.解毒活血汤
绘制多边形的快捷键是()
A.ml
B.pl
C.pol
D.e