下列哪种疾病属于肥胖并发症()。
A.肝硬化
B.增生性骨关节炎
C.胃溃疡
D.肾病综合征
E.重症肌无力
参考答案:B
— Are we going to have sports meeting this week?
— No. It’s ______till next week because of the bad weather.
A.put away
B.put on
C.put up
D.put off
回归系数假设检验统计量的计算公式为()
A.A
B.B
C.C
D.D
E.E