问题 选择题

如图所示的四种现象中,属于光的反射现象的是[ ]

A.

B.

C.

D.

答案

答案:D

材料分析题

2005年10月10日上午9时整,神舟六号载人飞船从酒泉卫星发射中心安全升空。17日4:32分许神舟六号返回舱成功着陆,飞船返回舱和航天员各项情况良好,至此我国神舟六号载人飞船飞行获得圆满成功。

(1)载人航天技术的发展属于哪一次科技革命?它的主要标志是什么?  

                                                                                                                                                              

(2)我国载人航天工程不断取得具有里程碑意义的突破,这是否标志着我国进入社会主义的发达阶段?

                                                                                                                                                                

                                                                                                                                                                

                                                                                                                                                               

(3)11月28日~30日,神舟英雄报告团分别来到香港、澳门,受到当地市民的热烈欢迎,你认为主要原因是什么?

                                                                                                                                                              

                                                                                                                                                               

问答题