On September 22, more than 150 Chinese cities, including Beijing, observed world

题干

On September 22, more than 150 Chinese cities, including Beijing, observed world Car Free Day to low-carbon travel.

A．promote	B．protect
C．imitate	D．contact

上一题下一题 0.65难度单项选择更新时间:2014-09-24 03:24:34

小学学科试题库

初中学科试题库

高中学科试题库