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【简答题】
设函数f（x）在x=1处的导数为1，则 lim x→0 f(1+x)-f(1) 2x =______．
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举一反三
【单选题】The boy is so strong that he can ________ a telephone book in half.
A.
punish
B.
tear
C.
span
D.
credit
【单选题】关于集中量数的表述，不正确的是()
A.
它是用来描述数据集中趋势的量数
B.
可以用它进行机组数据之间的比较
C.
它可以说明一组数据的某项特征
D.
算术平均数和标准差属于集中量数
【简答题】交通设计的理论基础有什么
【简答题】III. 同义句转换 1.Tom has changed much. I can’t
recognize him at the first sight. Tom has changed ______ much ______ I
can’t recognize him at the first sight. 2. We have written a lot of e-mails
on the com...
【单选题】There is nothing more I can try you to stay, so I wish you good luck. [ ]
A.
persuading
B.
to be persuaded
C.
to persuade
D.
to advise
【单选题】There is nothing more I can try you to stay. So I wish you good luck. [ ]
A.
being persuaded
B.
persuading
C.
to be persuaded
D.
to persuade
【单选题】Munchie's intention is so strong that he _______ big dogs.
A.
imitates
B.
intimates
C.
intimidates
D.
iminite
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