_________ his friend when they met on the street made his friend very upset.

A．Tom didn’t greet

B．Tom’s not greeting

C．Tom not greeting

D．Not Tom greeting

中国民族工业遭到空前的洗劫和破坏是在：

A．鸦片战争时期

B．甲午中日战争期间

C．八国联军侵华期间

D．日本全面侵华战争期间