题目内容：
执行如图所示的程序框图， 若输出的 S＝0， 则输入的实数 x 的取值共有（）
A.1个
B.2个
C.3个
D.4个
参考答案：
答案解析：
选择题：执行如图所示的程序框图， 若输出的 S＝0， 则输入的实数 x 的取值共有（）
- 题目分类：高考
- 题目类型：选择题
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