第15题: [单项选择]串的长度是( )。 A. 串中不同字符的个数 B. 串中不同字母的个数 C. 串中所含字符的个数且字符个数大于零 D. 串中所含字符的个数 参考答案:D
第16题: [单项选择]Why can’t the woman give the man directions A. She will be changing jobs soon. B. She will have to accept a reduced salary. C. Her boss noticed her that she won’t be fired. D. She always does the right thing. 参考答案:A 答案解析:[听力原文] W: Diane didn’t get the raise she asked for so she’s handed in a notice at the office.