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【单选题】
样本中出现次数最多的观察值被称为()A.
全距中值 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
B.
众数 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
C.
中位数 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
D.
算术平均数 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
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【简答题】Modern means of ( )[communicate] can enable more people to work from home.
【简答题】The development of modern means of transport__________
【单选题】Modern means of can enabe more people to work from home.
A.
communicate
B.
communication
【简答题】Modern means of ____(communicate) can enable more people to work at home.
【简答题】Modern means of ( )[communicate] can enable more people to work from home.A. communication
【简答题】在三等关系中,主俯视图 ,主左视图 ,左俯视图 。
【简答题】听力原文：Modern means of communication are so rapid that a buyer can discover what price a seller is asking, although he may be thousands of miles away. Thus the market for anything is, potentially, the w...
【单选题】Modern means of communication prove to be very convenient for researchers to be kept __________in‘their respective field．
A.
known
B.
informed
C.
noticed
D.
told
【单选题】Replace the underlined part with another word or phrase without changing the basic meaning of the sentence . An ineluctable consequence of the rise of modern means of communication is the shrinking of...
A.
possible
B.
potential
C.
unavoidable
D.
practical
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