[单项选择]t为int类型，进入循环while（t=1）{...}之前，t的值为0。则以下叙述中，正确的是（） A. 循环控制表达式的值为0 B. 循环控制表达式的值为1 C. 循环控制表达式不合法 D. 以上说法都不对
参考答案:B
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