问题
单项选择题
The sum of four consecutive odd positive integers is always ？（）
A.an odd number
B.divisible by 4
C.a prime number
D.a multiple of 3
E.greater than 24
答案
参考答案：B
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The sum of four consecutive odd positive integers is always ？（）
A.an odd number
B.divisible by 4
C.a prime number
D.a multiple of 3
E.greater than 24
参考答案：B