铁路罐车限装品名为原油、汽油、煤油、柴油、石脑油、重油、润滑油。

I don't know what I should do to help him.

A. how to do           B. what to do         C. what to do it

In fact, a number of recent developments suggest that new media may actually be the salvation of old media; that online newspapers, Webzines, and e-books could preserve and extend the best aspects of the print culture while augmenting it with their various technological advantages.

A．limiting

B．maintaining

C．distinguishing

D．increasing

住宅专项维修资金的使用。应当遵循的原则是方便快捷、公开透明、( )。

A．全体分摊

B．平均分摊

C．受益人与负担人相一致

D．自愿分摊

下列哪个过程属于问题解决？（）

A.吃饭穿衣

B.无目的地幻想

C.猜谜语

D.回忆电话号码