Question

14．

	Invented （发明） it． Zhang Heng was born in Nanyang in the Eastern Han dynasty．At that time，earthquakes （地震） happened every year．People thought they were from ghosts，but Zhang Heng didn't believe that．He studied about earthquakes for many years，and in AD 132 he invented the first seismometer （地动仪） in the world．
	Used it． At first，people didn't believe it．In December，AD 134，Zhang Heng's seismometer told that there would be an earthquake in the west of the country．After four days，three earthquakes really happened there．People believed that it was helpful from then on．But the seismometer was lost later．
	Reproduced it． Scientists tried to reproduce a seismometer like Zhang Heng's in the past years．Now there is a reproduced one in Shanghai museum．Some people say it was a little helpful during the earthquakes in Tangshan．We hope it will be better soon and be really able to help people one day．

46．The passage mainly （主要） tells us aboutD．
A．earthquakes  
B．Zhang Heng
C．how to make a seismometer  
D．the first seismometer
47．When did Zhang Heng make the first seismometer in the world？B
A．In AD 78．
B．In AD 132．
C．In AD 134．
D．In AD 139．
48．Where can we see the reproduced seismometer？D
A．In the west． 
B．In Luoyang．
C．In Nanyang．  
D．In Shanghai．

Answer 1

分析 【文章大意】这篇文章主要介绍了张衡生于东汉南阳．当时每年都会发生地震，人们认为这些都来自于鬼魂，但是张衡不相信．于是他发明了地动仪．

解答 46  D 细节理解题．根据文章：He studied about earthquakes for many years，and in AD 132 he invented the first seismometer （地动仪） in the world可知这篇文章主要讲述了张衡所发明的地动仪．故选D．
47  B 细节理解题．根据文章：He studied about earthquakes for many years，and in AD 132 he invented the first seismometer （地动仪） in the world．可知张衡是在公元132年发明的地动仪．故选B．
48  D 细节理解题．根据文章：Now there is a reproduced one in Shanghai museum．可知我们可以在上海博物馆看到．故选D．

点评 首先要仔细阅读短文，掌握大意，然后结合具体的题目再读短文，从中找出相关信息，就可以确定正确答案．