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问题
单项选择题
神经鞘瘤常发生在()
A.听神经
B.皮肤
C.胸膜
D.后腹膜
E.后纵隔
答案
参考答案:
A
解答题
已知函数
f(x)=
cx+1 0<x<c
3
x
4c
+
x
2c
c≤x<1
满足
f(
c
2
)=
9
8
;
(1)求常数c的值;(2)解不等式f(x)<2.
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选择题
There is _____ with my watch. Can you get someone _____ it right now?
A. wrong something, check
B. something wrong, to check
C. anything wrong, check
D. anything wrong, to check
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