— What do you think of the songs?
— In fact, ________ of them sounds beautiful.
A:not all
B:no one
C:not everyone
D:not every one
要得到二次函数y=﹣x2+2x﹣2的图象,需将y=﹣x2的图象( )
下列有关资源、能源的叙述正确的是( )
传统中医认为,肾为先天之本.如图为正常人的肾脏形成尿液过程的示意图,以下说法正确的是( )