— Sorry, I didn't pass the exam, and then what should I do?
—I think perhaps you should be careful next time.
A：instead
B：almost
C：maybe
人细胞中的核甘酸及碱基种类分别是
015年10月29日，党的十八届五中全会决定：坚持计划生育的基本国策，完善人口发展战略，全面实施一对夫妇可生育两个孩子政策，积极开展应对人口老龄化行动．关于“全面两孩”政策带来的积极影响，下列说法不正确的是（ ）
