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【单选题】
网上商店日常运营管理,不包括
A.
订单管理
B.
销售统计
C.
客户查询和商家信用值
D.
商品预览
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参考答案:
举一反三
【单选题】According to Dialog 3, what time did the guest ask the hotel operator to wake him up?
A.
at 6:00 a.m.
B.
at 11 a.m.
C.
at 5:00 a.m.
D.
at 6:30 a.m.
【判断题】变异系数是用来比较计量单位不同的总体之间离散程度的,如果总体的水平不同,则可以用标志变异指标来进行比较
A.
正确
B.
错误
【判断题】在体长与体重的关系式中,幂指数 b 可以被用来判断鱼类是否处于等速生长。( )
A.
正确
B.
错误
【多选题】互联网拨测系统中,在线视频测试是模拟用户播放个在线视频来获取用户体验指标,如下哪些指标可以用来说明用户的体验()
A.
平均缓冲比
B.
缓冲次数
C.
下载时间
D.
总缓冲时间
E.
吞吐率
F.
连接时间
【简答题】研究某校女学生身高和体重的关系,用相关指数R 2 来刻画回归效果时,如果可以叙述为“身高解释了%的体重变化,而随机误差贡献了剩余的36%,所以身高对体重的效应比随机误差的效应大得多”,则相关指数 。
【单选题】在鱼类的体长 - 体重关系式 W=aL b 中,幂指数 b 可以被用来判断鱼类是否( )
A.
等速生长
B.
同一种群
C.
同一种类
D.
同一群体
【单选题】According to the passage, what did the author experience in Taiwan?
A.
The university listed in her booklet supplied a dormitory for her.
B.
A bilingual friend was arranged to pick her up at the train station.
C.
A desk clerk was offering to lend her a flat.
D.
Two girls kidnapped her in their hotel room.
【单选题】According to the passage, what did the author experience in Taiwan?
A.
The university listed in her booklet supplied a dormitory for her.
B.
A desk clerk was offering to lend her a flat.
C.
A bilingual friend was arraged to pick her up at the train station.
D.
Two girls kidnapped her in their hotel room.
【判断题】食物在消化道消化后的残渣,形成粪便排出是典型的排泄过程。
A.
正确
B.
错误
【简答题】听下面一段材料,回答第1-3题。 1. What did the man ask the woman to do? A. To book a hotel room for him. B. To meet an old friend of hers. C. To pass a message to Mary. 2. What is the relationship between the two s...
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