下列抗病毒药物,按照药物妊娠毒性分级,属于X类的药物是()
A.阿昔洛韦
B.利巴韦林
C.金刚烷胺
D.膦甲酸钠
E.拉米夫定
参考答案:B
Doctors should take special care when treating children because their breathing rate is different from _____ of adults.
A.that
B.those
C.some
D.one
某油田某月开采原油12.5万吨,其中已销售10万吨,臼用0.5万吨,尚待销售2万吨,该油田适用的单位税额为每吨12元,其当月应纳的资源税为()万元。
A.120
B.126
C.144
D.150