某生物兴趣小组为探究鲫鱼适应水中生活的特征，设计如下实验方案：取2条大小、形态相同的活鲫鱼，用凡士林将一条鲫鱼侧线鳞片上的小孔全部封住，另一条不作任何处理，分别放入甲、L 2个大小、盛水量相同的玻璃缸里．在甲、乙两缸里，分别用玻璃棒顺时针方向沿缸壁缓缓搅动清水，注意观察鱼的运动方向．该实验探究的问题是（    ）

    It is Saturday morning. Mrs. Black and her daughter Kate go to the bookshop near their house. Mrs. Black wants to buy some picture books for her grandson. Kate wants to buy some storybooks. In the bookshop Kate meets her old classmate, Sue. They are good friends. They talk and talk for a long time and forge to buy books. At twelve o'clock Mrs. Black finds them and asks Sue to go and have lunch in their house, Sue says: “Yes.” The two girls are very happy.

接种卡介苗可以预防结核病，接种的卡介苗以及接种卡介苗的目的分别是（  ）

依次填入下列句子中空缺处的词语恰当的一项是（    ）

①青蒿素对鼠疟、猴疟疟原虫的抑制率达到100%，屠呦呦这一重大发现，每年在全世界     了数以百万计疟疾患者的生命。

②“十三五”规划五大理念之一是创新，即不断推进理论、制度、科技、文化的创新，让创新     党和国家一切工作。

③实现传统文化的创造性转化、创新性发展，使之与现实文化相融相通，进而涵养和凝聚共图民族振兴的伟大精神力量，这是       优秀传统文化的本意所在。