新时期我国依法治国,形成了有中国特色的社会主义法制体系,提出了“有法可依,有法必依,执法必严,违法必究”的法制建设方针。提出这一法制
(02年北京卷文)(12分)数列{xn}由下列条件确定: (Ⅰ)证明:对n≥2,总有; (Ⅱ)证明:对n≥2,总有;
—It's a shame to ask you to lend me more money, but… 一________You really need money to keep on with your education. A. Forget it B. Don't be silly C. Don't mention it D. No way
根据下面化合物的结构分析回答: (1)该化合物含有______个氨基,_____个羧基,形成此化合物的反应称为______________。 (2)该化合物是由_______个氨基
--What are these? -- __________. A. They are buses. B. Those are buses. C. They are bus. D. It's a bus.
He was rejected for the job vacancy because he couldn’t be ______even for the interview. A.responsible B.beneficial C.punctual D
—Where was it ______ the road accident happened yesterday? —In front of the market. A. when B. that C. which
Cu2O是一种半导体材料,可用电解的方法制取。电解示意图如下,电解总反应为:2Cu +。下列说法错误的是 A. 阳极上发生的反应为: B. 石墨电极