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搜题
【单选题】
产品组合的()是指一个企业的产品组合中所拥有的产品线的数目。A.
长度
B.
宽度
C.
深度
D.
关联度
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举一反三
【单选题】An appropriate title for the passage might be ______.
A.
the SMS effect
B.
cultural implication of mobile use
C.
change in the use of the mobile
D.
body language and the mobile phone
【单选题】I have five picture books. And my mother buys two story books for me. How many books do I have? [ ]
A.
five
B.
two
C.
ten
D.
seven
【单选题】This is a direct result of the________ lifestyle, whose other negative implicatio ns are well documented.
A.
suburbia
B.
threshold
C.
household
D.
surplus
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