第27题: [简答题]大约三分之一的儿童希望长大后当科学家，这是因为科学家为加速技术进步作出了巨大贡献。但孩子们也应懂得任何一项科研成果都是长期努力和思考的结果。科研需要献身精神和学术诚信。没有对科学的好奇和热爱，就不可能成为著名的科学家。 参考答案:
About one out of(in)every three children hopes to be a scientist, which is because scientists have made great contributions(contributed a great deal to)to technological advances(advancement). Children, however, should also know (realize) that any research finding is the result of (results from) long efforts and contemplation. Research requires (demands / calls for) devotion and academic integrity. It is impossible to be a famous (an eminent / famed / prestigious / prominent) scientist without the curiosity about and love for science.
第30题: [单项选择]下列哪项是指软件在所给的环境条件下和给定的时间内能完成所要求功能的性质 A. 健壮性 B. 正确性 C. 可靠性 D. 可维护 参考答案:C 答案解析:[解析] 程序可靠性是衡量程序质量高低的首要指标。软件的可靠性是指软件在所给的环境条件下和给定的时间内，能完成所要求功能的性质。
