______ is it that metals plays such an important part in our daily life?

Last Saturday evening we went to a concert that was ________ by Zhouzhou.[ ]

I’m not________up so early yet but I have to________myself to it.— Yeah. Just as the saying goes, “An early bird catches the worm”. [ ]

Our classroom ______ every day. We can study comfortably in it.

下列对诗句的理解不正确的一项是(　　)