党的十八届五中全会报告指出,实施创新驱动发展战略,科技创新是提高社会生产力和综合国力的战略支撑,必须摆在国家发展全局的核心位置。
参考答案:错
—Hi, Vince, can you come to my party?
—________ , I have too much homework to do. I'm so busy. [ ]
A. I'm sorry
B. That's too bad
C. I'd love to
D. Good idea
火灾高温气体流经非水平巷道时,产生火风压。