( )已是各国发展城市公共交通的重要手段之一。
A．城市轻轨
B．地铁
C．公交汽车
D．的士
E．小区公交
参考答案：A,B
He is an teacher, for every he did is very successful.
A．experienced; experience
B．experienced; experiments
C．experimental; experiment
D．experienced; experiment
内寒主要与哪几脏有关：
A.心肺肾
B.心脾肾
C.心肝肺
D.心肾肝
E.心三焦肾
