第6题: [单项选择]The millions of calculations involved, had they been done by hand, ______ all practical value by the time they were finished. A. could lose B. would have lost C. might lose D. ought to have lost 参考答案:B 答案解析:[解析] 本题测试虚拟语气过去时,had they been done by hand(如果用手计算的话)为省略if的虚拟条件句,所以主句应选would have lost。
第25题: [单项选择]下列人员中,不允许申办个人独资企业的有( )。 A. 农村村民 B. 商业银行工作人员 C. 待业人员 D. 辞职人员 参考答案:B 答案解析:根据《个人独资企业法》规定,国家公务员、党政机关领导干部、警官、法官、检察官、商业银行工作人员等人员,不得作为投资人中请设立个人独资企业。
第35题: [单项选择]查询选修了课程号为C2的学生号和姓名,用下列SQL的SELECT语句表达时,哪一个是错误的( ) A. SELECT S.S#,SNAME FROM S WHERE S.S# B. SELECT S.S#,SNAME FROMS,SC C. S# AND C#=‘C2’C) SELECT S. S#,SNAME FROM S,SC D. SELECT S.S#,SNAME FROM S 参考答案:A