52单词网 > 高中英语 > 高中英语题库 > The eighteenth and nineteenth centuries the widespread use of electricity and th

The eighteenth and nineteenth centuries the widespread use of electricity and th

来源:网络 时间:
The eighteenth and nineteenth centuries the widespread use of electricity and th

The eighteenth and nineteenth centuries ________ the widespread use of electricity and the birth of the steam engine, leading to the development of factories and cities.

A.watched

B.observed

C.saw

D.showed

试题答案

C