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【多选题】
抽样调查是按随机原则从总体中抽取一部分单位进行调查，而后推算总体资料的方法，它的特点包括（）。A.
属于非全面调查
B.
按随机原则抽选单位进行调查
C.
目的在于推算总体资料
D.
定期进行
E.
与典型调查类似
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举一反三
【单选题】The main reason why the Indians are most discriminated against is that______.
A.
they have tried hard to keep their religions
B.
they have tried hard to live together to keep their Indian customs
C.
they are the only ones who have tried to keep their identity
D.
they discriminate many other races
【单选题】Question 4
A.
They tried hard t o repair theaccident.
B.
They released thedetails of the accident.
C.
They sent supplies tokeep the miners warm.
D.
They provided the minerwith food and water.
【简答题】英、美、法等国按公司股份掌握对象的不同，将公司分为______和______。
【简答题】A group of frogs were travelling through the woods, and two of them fell into a deep pit(坑). When the other frogs saw how deep the pit was, they told the two frogs that they were as good 小题1: dead. Th...
【简答题】在一天里，钟表上的时针正好走（ ）圈，共24小时。
【简答题】According to Mrs. Bruce ,she __1___ (did/did not)approve of suffragettes. She felt highly __2___ if anybody called her a suffragette. She admited that the suffragettes tried very hard and ually ...
【简答题】美华公司一天的收入是36000元，应记作（ ）元，支出18000元，应记作（ ）元，美华公司一天的结余应记作（ ）元。
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