西医的银屑病中医称为
A．白疕
B．牛皮癣
C．血风疮
D．白屑风
E．摄领疮
参考答案：A
A variety of games, role-plays, situations, etc. are ______ communicative activities prepared to support the Communicative Language Teaching.
A. text-based B. task-basedC. game-based D. situation-based
某河流断面，在同一水位情况下，一次洪水中涨洪段相应的流量比落洪段的流量（）
A.小
B.相等
C.大
D.不能肯定
