肥胖型糖尿病首选的降糖药为()
A.罗格列酮
B.二甲双胍
C.阿卡波糖
D.胰岛素
E.格列本脲
参考答案:B
下列物质中,由分子构成的是[ ]
A.金刚石
B.氧气
C.氯化钠晶体
D.铜
The new invention made last month would have a variety of _______ in industry.
A.discoveries
B.profits
C.guidances
D.applications