小明买一瓶矿泉水要2元,一瓶果粒橙要4元,可是小明只带了5元,他还欠营业员
____元。
下列语句中对划线词的解释有误的一项是( )
Though he is at home, he doesn't feel for he has many things to do.
在小鱼的血管中流动的血液属于( )