The prices are _____ fast these days. Nobody can get the prices _____.

A．going down; to bring down

B．rising; to be bringing down

C．raising; bring down

D．going up; brought down

对风痧患儿采取隔离措施一般应到（）

A.出疹后3天

B.出疹后5天

C.出疹后7天

D.出疹后9天

E.出疹后15天