第20题: [单项选择]Questions 14 ~ 17 are based on the following dialogue between a lawyer and his customer.How long have they not met each other A. Half a year. B. Two years. C. Three or four years. D. More than five years. 参考答案:C 答案解析:[听力原文]14-17 W: Good morning, Mr. Tim. It’s a long time since I had the pleasure of a visit from y
第37题: [单项选择]设a="Visual Basic",下面使b="Basic"的语句是 A. b=Left(a,8,12) B. b=Mid(a,8,5) C. b=Right(a,5,5) D. b=Left(a,8,5) 参考答案:B 答案解析:[解析] 本题仍然考查字符串函数,字符串函数在Visual Basic考题中历年都占有很大的比重,考生应给予关注。本题A、C、D项都发生了格式上的错误。只有B项是正确的,Mid(a,8,5)是从a字符