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搜题
【多选题】
变异指标有哪些A.
全距
B.
平均差
C.
标准差
D.
离散系数
E.
相关系数
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举一反三
【单选题】Among the men and women who reshaped the American working class during the early 1900s, there were many who were not members of labor unions.
A.
challenged the rights of
B.
criticized the views of
C.
interviewed the leaders of
D.
changed the character of
【单选题】Which topic does the clip not mention?
A.
Somebody suggests university fees should be doubled.
B.
The increasing tuition fees will lead to burdening students with increasing amounts of debt.
C.
The increasing tuition fees will put young people off from applying to university.
D.
University authorities should have a clear understanding about economy and students's real situation before making the decision of increasing tuition fees.
【单选题】People are confused in their attempts to control malaria in Europe in the early 1900s, because scientists ______.
A.
identified only one mosquito species instead of six species
B.
thought only three mosquito species transmitted disease
C.
thought there was only one mosquito species
D.
did not know what species was being studied
【单选题】Not until the early 1900s ______ to vote in the United States．
A.
women were allowed
B.
they allowed women
C.
when women were allowed
D.
were women allowed
【简答题】心理危机可以看作是一般( )不足以应付的状况,这种状况实际上是( )过度或不足。
【单选题】Which of the following words does NOT describe a topic introduction?
A.
Brief.
B.
Clear.
C.
Engaging.
D.
Complete.
【单选题】Which topic does the clip NOT mention?
A.
Somebody suggests university fees should be doubled.
B.
The increasing tuition fees will lead to burdening students with increasing amounts of debt.
C.
The increasing tuition fees will put young people off from applying to university.
D.
University authorities should have a clear understanding about economy and student's real situation before making the decision of increasing tuition fees.
【简答题】9月10日,财务科报销办公费900元,以现金支付。
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