第14题: [单项选择]According to the result of the research, smokers will know which brands are most __________ to affect their health. A. certainly B. definitely C. likely D. naturally 参考答案:C 答案解析:根据研究结果,吸烟者将了解哪种牌子的香烟最有可能影响他们的健康。certainly adv.意为“确实地,无疑地;当然”;definitely adv.意为“明确地,确切地;无疑地”;likely a
第15题: [多项选择]产业技术进步的三阶段是指( )。 A. 发明 B. 创新 C. 技术转移 D. 制度建设 E. 管理培训 参考答案:A,B,C