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【简答题】
当x→0时，下列4个无穷小量中比其它3个更高阶的无穷小量是( )。 (A) In(1+x) (B) e x -1 (C)tanx-sinx (D) 1-cosx
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反馈参考答案：
举一反三
【简答题】反映了响应y(t)的 和 随频率变化情况。
【单选题】In some places women are expected to earn money men work at home and raise their children.
A.
because
B.
but
C.
though
D.
while
【单选题】Which of the following places was NOT visited by the family? 查看材料
A.
Islamic complex.
B.
Historical buildings.
C.
Local-style. markets.
D.
Shopping mall boutiques.
【单选题】In some places, women earn money ________ men work at home and raise their children.
A.
and
B.
when
C.
while
D.
though
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