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【单选题】
下列何药对阿司匹林过敏引起的哮喘尤其适合:A.
麻黄碱
B.
氨茶碱
C.
胺醇
D.
扎
E.
酮替芬
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反馈参考答案：
举一反三
【简答题】如果f(x)在[a，b]上连续且非正，则如果f(x)在[a，b]上连续，则在(a，b)内至少存在一个ξ，使f(x)dx＝____如果f(x)在[a，b]上连续，则在(a，b)内至少存在一个ξ，使 f(x)dx＝_______。
【简答题】如果函数f(x)在区间[a，b]上连续，f(x 0 )(a＜x 0 ＜b)是f(x)的极大值，那么在[a，b)]上f(x)≤f(x 0 )成立．这句话对吗?为什么?
【简答题】Listen to the dialogue and choose the best answer for each blank . Susan: ____ ( 1 ) _______. Are you Mr. Steven, the team leader of the Australian delegation Steven: Yes, I am. Susan: Great! ____ ( 2...
【单选题】There (is) much in our life (which) we do nor control (and we are) not even responsible (for).
A.
is
B.
which
C.
and we are
D.
for
【单选题】There (is) much in our life (which) we do not control (and we are) not even responsible (for).
A.
is
B.
which
C.
and we are
D.
for
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