单项选择题

What happened in 1920

A．Radio was first used.
B．The first president was elected.
C．The first car came into being.
D．The first airplane was made.
<上一题 目录 下一题>
热门 试题

单项选择题
What can be concluded as the remarkable characteristic of the first twenty years of the 20th century
A．Industry.
B．Watchword.
C．Technology.
D．Progress
单项选择题
Which of the following was not included as a purpose of social reform movements
A．Regulation of working conditions.
B．Prohibition of alcoholic beverages.
C．Large immigrations to the US.
D．Improvement of living conditions.
相关试题