问题 完形填空

语法填空Alfred Nobel became a millionaire and changed the ways of mining,construction,and warfare as the inventor of dynamite(炸药). On April 12,1888,Alfred's brother Ludwig died of heart attack. A major French newspaper mistook his brother ___1____ him and carried an article ____2_____(announce) the death of Alfred Nobel. “___3_ merchant of death is dead.”The article read. “Dr. Alfred  Nobel,___4____ became rich by finding ways to kill more people faster than ever before,died   yesterday. ”

Alfred put ___5____ the newspaper sadly. It was his brother rather than _6___ who had died and the French newspaper had made a mistake. All the same, Alfred felt uncomfortable. Was this the way the world was going to remember him? He did not like that idea at all. He wanted people to remember him as a man of peace.

He invented his dynamite at a perfect moment in time. Many countries were beginning to build roads through mountains and needed a safe, strong dynamite. His dynamite was developed for such peaceful uses. He also thought that ____7___ all countries had the same great weapons, they would see how impossible war was and that any country fighting a war ___8_(destroy). Therefore, there would be no more wars. Many people of his day also thought this way.

To make sure that he was remembered with love and respect. Nobel arranged in a will to give the __9__(large) part of his money to establish the Nobel prizes,which would be awarded to people who made great ___10___ (contribute) to the causes of peace,literature,and the sciences.

答案

小题1:for

小题1:announcing

小题1:The

小题1:who

小题1:down

小题1:he

小题1:if

小题1:would be

小题1:destroyed

小题1:largest

小题1:contributions

实验题

小刚和小洁以“化学反应中,反应物与生成物的质量关系”为课题进行科学探究。请填写以下探究过程中的空格:

【提出假设】化学反应中,反应物与生成物的质量                       

【确定研究方法】分析推理. 查阅资料. 实验探究。

【设计并进行实验】小刚设计的实验装置和选用药品如A图所示,小洁设计的实验装置和选用药品如B图所示,他们在反应前后都进行了规范的操作. 准确的称量和细致的观察。

【实验结论】小刚认为:在化学反应中,生成物的总质量与反应物的总质量不相等。小洁认为:在化学反应中,生成物的总质量与反应物的总质量相等。你认为             的结论正确,请谈谈导致另一结论错误的原因。                           

【结论分析】请从原子的角度,简要分析你认为正确的结论。                           

【查阅资料】小刚和小洁通过查阅资料了解到:法国伟大的科学家拉瓦锡,早在18 世纪就围绕这个问题,进行了准确. 周密的研究,并做出了科学结论。

【交流表达】请简要谈一下,你认为这条科学结论有什么重大意义?(不超过30字)                     。

【结论应用】环保部门常用I2O5测定空气受CO污染的程度,发生反应的化学方程式为:I2O5+5CO===I2+5X,根据生成X的多少,可以判断CO的含量,X的化学式是             

单项选择题 案例分析题