According to experts, the first case of novel coronavirus(新冠病毒) occurred December 2019. ( ) A、in B、on C、by D、at (点击选项查看答案) December 2019为泛指的时间,所以用in。 点击查看解析 03 Many students go to that bookstore, ___it has lots of re...
这里是你需要熟悉的概念:均值,中位数,众数,标准差/方差, 相关系数和协方差矩阵,概率分布(二项,泊松,正太), p-值, 贝叶斯理论(精确性,召回率,阳性预测值,阴性预测值,混淆矩阵,ROC曲线), ...
According to a recent survey, about 78.9% of the college students wanted to further their study after their graduation. 看起来这个数字文绉绉的,其实都是编造出来的,下面随便几个题目我们都可以这样编造: Honesty 根据最近的一项统计调查显示,大学生向老师请...
(1) He was one too many for me. 我不是他的对手。 (2) Number one -\- 自身利益 由此而衍生to look after number one(自私,追求自己的利益) Two of a trade did never agree-\- 同行相...
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