均有清热利湿,退黄疸功效的药物是()
A.葫芦、冬瓜皮
B.茯苓、赤小豆
C.金钱草、石韦
D.茵陈、冬葵子
E.菌陈、金钱草
参考答案:E
I _____be afraid of the dark.[ ]
A. use to
B. used to
C. are used to
D. are used for
喷射混凝土施工时,所用的速凝剂、其初凝时间不应超过()
A.10min
B.15min
C.5min
D.3min