清创术的目的,是将(),争取一期愈合。
A.已感染的伤口变为清洁的伤口
B.已感染的伤口变为干净的伤口
C.已污染的伤口变为清洁的伤口
D.以上说法均正确
参考答案:C
______ is well known to us all is ______Yao Ming has become the boss of the Shanghai Sharks, who attended the opening ceremony of the new CBA season on Dec. 19, 2009.
A.It; that
B.What; what
C.As; that
D.What; that
简述头脑风暴法的优点。