饮食控制无效的胰岛B细胞功能尚存的Ⅱ型糖尿病可用（）
A.苯乙双胍
B.甲苯磺丁脲
C.曲格列酮
D.胰岛素
E.阿卡波糖
参考答案：B
时间数列的指数平滑预测法的关键在于修正常数的取值，时间数列越平稳，其取值越大。（）
—Excuse me. Do you know _________?
— Last Sunday.
A．where he would like to visit
B．when he was back home
C．how he came here
D．why did he come to the zoo
