从全球范围来看，（）的模式正在被信息经济和知识经济模式取代。
参考答案：传统经济
—Have you seen my pen bought during my visit to Hong Kong Disneyland?
—Oh, Jane must have taken it _________ ; she has the same one as yours.
A．by mistake
B．on purpose
C．by chance
D．by accident
胎儿受X线照射的主要危害不包括（）
A.智力低下
B.皮炎
C.畸形
D.胚胎死亡
E.诱发癌症
