药品广告内容的依据是
A.药品证书
B.药品
C.药品法定的说明书
D.药品批准文号
E.药品经营企业的许可证
参考答案:C
学生表面抗原阳性数的理论数是()。
A.0.93
B.0.19
C.30.09
D.30.02
E.136.16
I.ook! There is a book _____ on the floor. Please _____.[ ]
A. laying; pick it up
B. lying; pick
C. lying; pick up it
D. lying; pick it up