单选题:用四舍五入法按要求对0.05019分别取近似值,其中错误的是( ). 题目分类:小学数学 题目类型:单选题 查看权限:VIP 题目内容: 用四舍五入法按要求对0.05019分别取近似值,其中错误的是( ). A.0.1(精确到0.1) B.0.05(精确到百分位) C.0.05(保留两个有效数字) D.0.0502(精确到0.0001) 参考答案: 答案解析:
Why did some Europeans refuse to eat potatoes at first? Why did some Europeans refuse to eat potatoes at first? A.They did not trust the 分类:小学数学 题型:单选题 查看答案
阅读下列短文,回答题.William Kunz is a computer genius(天才).When he was 阅读下列短文,回答题.William Kunz is a computer genius(天才).When he was just 11, Kunz star 分类:小学数学 题型:单选题 查看答案