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问题
选择题
She is my friend.
name is Linda.[ ]
A. His
B. Her
C. Your
答案
答案:
B
解答题
计算:
(1)
25
-
3
8
-(π-1
)
0
(2)(-x+3y)(-x-3y)
(3)(-2a
2
b)
2
•(6ab)÷(-3b
2
)
(4)(2x-1)(3x+2)-6x(x-2)
(5)
(-
a
4
+2
a
3
-
1
2
a
2
)÷(-
1
2
a
2
)
(6)(2ab
2
-b
3
)
2
÷2b
2
(7)2011×2013-2012
2
(简便计算)
(8)
40
2
3
×39
1
3
(简便计算)
.
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问答题 简答题
解决国际双重征税的措施有哪些?
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