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【单选题】
作半径为r的球的外切正圆锥,问圆锥的少时,使圆锥的体积最小?A.
r
B.
2r
C.
3r
D.
4r
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【简答题】名词解释:物流客户
【简答题】名词解释:物流客户服务
【简答题】名词解释:物流客户管理
【简答题】What did she do in the employment agency? She filled out __________.
【简答题】曲线钢轨磨耗是随着( )。 (A) 曲线长度增大而增大 (B) 曲线半径的减小而增大 (C) 曲线半径的增大而增大 (D) 曲线转角的增大而增大
【单选题】—Do you know ______ yesterday? —Sorry, I have no idea. [ ]
A.
what did she eat
B.
what does she eat
C.
what she ate
D.
what she eats
【单选题】–---What do you think of what she did? ----What she did still _________ us feel very sad.
A.
make
B.
makes
C.
is making
【单选题】_____ much advice I gave her, she did what she wanted to do.
A.
However
B.
Whatever
C.
How
D.
No matter
【单选题】— What you do the day before yesterday? — I helped with her English. [ ]
A.
did; she
B.
do; her
C.
did; her
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