与糖尿病慢性并发症的发生无关的是()
A.病程
B.血糖控制情况
C.血糖波动情况
D.遗传易感性
E.性别
参考答案:E
She_______to beat the world record,but failed at last.[ ]
A. offered
B. prepared
C. attempted
D. went