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【简答题】
在曲线 上求出点,使在该点的切线平行于平面 A. B. C. D.
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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
【简答题】简述近代中国半殖民地半封建社会的基本特点和主要任务
【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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