心非木石岂无感,____。(鲍照《拟行路难》其四)
下列各句中,没有语病的一项是( )
What's the _______ of having a public open space where you can't eat, drink or even simply hang out for a while?
(2012·宁波)血液循环系统是人体内的主要运输系统,在体内起着极为重要的作用。下列与血液循环系统有关的说法中,正确的是 ( )