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【单选题】
党的十九大报告指出:创新是引领发展的第一动力,是建设现代化经济体系的战略支撑。要瞄准世界科技前沿......加强国家创新体系建设,强化战略科技力量。“创新是引领发展的第一动力”,从哲学上看,这是因为 ( ) 1辩证否定的实质是“扬弃”。辩证的否定是克服与保留的统一 2辩证的否定是发展的环节,是新事物代替旧事物的根本途径 3辩证的否定是联系的环节,在新事物中保留着旧事物的积极因素 4创新能极大地推动社会生产力的发展A.
①②
B.
③④
C.
②④
D.
①③
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【简答题】只能进行一次性编程的存储器简称为 ,可以进行多次改写的只读存储器简称为 。
【单选题】With a nod of his head，he ______ me where I should sit.
A.
indicated to
B.
indicated that
C.
indicate to
D.
indicate that
【单选题】Johnson was stripped of his gold medal and sent packing by the International Olympic Committee when his post-race drug test indicated steroid use.
A.
before the race
B.
during the race
C.
after the race
D.
in the race
【单选题】A patient presented with dysmorphia and cerebellar degeneration. Analysis of his blood indicated elevated levels of phytanic acid and very-long-chain fatty acids but no elevation of palmitate. His sym...
A.
α -Oxidation
B.
Mitochondrial β -oxidation
C.
Transport of enzymes into lysosomes
D.
Degradation of mucopolysaccharides
E.
Elongation of fatty acids
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