选择题：假定x和y为double型,表达式x=2,则y=x+3/2的值是 ( )

题目内容：

假定x和y为double型,表达式x=2,则y=x+3/2的值是 ( ) A 3.500000
B 3
C 2.000000
D 3.000000

参考答案：

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