具有镇惊安神、平肝潜阳、聪耳明目、纳气平喘功效的药物是()。
A.磁石
B.龙骨
C.乳香
D.朱砂
E.琥珀
参考答案:A
足球和篮球一共有15个。篮球有8个,足球有多少个?
_______ book of this writer is East and West.
A.Known to be the best
B.It was the best known
C.Known as the best
D.The best known