第4题: [单项选择]设a=8,则表达式a>>>2的值是( )。 A. 1 B. 2 C. 3 D. 4 参考答案:B 答案解析:[解析] 本题具体考查对位运算符中无符号右移运算符的掌握。无符号右移运算符“>>>”用于将一个数的各二进制位全部无符号右移若干位,与运算符“>>”不同的是左补0。在本题中,8的二进制表示是1000,右
第29题: [单项选择]He is confronted with the moral dilemma of whether to steal a drug he can't afford so that he can save his wife's life. A. met B. baffled C. faced D. squeezed 参考答案:C