第8题: [单项选择]十进制整数32转换成二进制数是( )。 A. 100000 B. 100100 C. 100010 D. 101000 参考答案:A 答案解析:[解析] 十进制整数转二进制的方法是“除2取余法”,即将十进制数除以2得一商数和一余数;再用商除以2……以此类推,直到商为0;最后将所有余数从后往前排列。
A. controlled by their facial expression B. influenced by their facial expression C. identical with their facial expression D. contrary to their facial expression 参考答案:B 答案解析:[解析] 事实细节题。文章首段最后一句提到"the expression on your face can also affect your own feelings" (面部表情能够影响你的情绪),