目前全球通用飞机占飞机总数的多少?()
A.30%
B.50%
C.70%
D.90%
参考答案:C
Jane was asked a lot of questions,but she didn't answer ________ of them.[ ]
A. other
B. any
C. none
D. some
女性,50岁,身高158cm,体重68kg,2型糖尿病病史1年,经饮食控制,体育锻炼,血糖未达到理想水平
治疗上首选()
A.格列齐特治疗
B.二甲双胍治疗
C.胰岛素治疗
D.胰岛素+二甲双胍治疗
E.格列本脲+二甲双胍治疗