一切有利于生产力发展的东西,都是符合人民根本利益的,因而是社会主义所要求或允许的;一切不利于生产力发展的东西,都是违反人民利益的,因而是社会主义所不允许的。 ( )
参考答案:对
_______ the best in a recent science competition, the three students were awarded scholarships ________21,000 dollars.
A.Judged; totaling
B.To be judged; totaled
C.Having judged; to total
D.judging; would total
若一个化学反应是一级反应,则该反应的速率与反应物浓度的一次方成正比。