The meeting will begin at 3 p.m. ________ be late.—All right.

依次填入下列横线处的词语，最恰当的一项是（ ）①朝鲜中央电视台各栏目的创新引起韩国媒体关注，新闻主播 年轻英俊的“花美男”，不再是年老穿制服的那些熟悉面孔。②习近平总书记强调，坚决抵制享乐主义和奢靡之风，努力使________节约、反对浪费在全社会蔚然成风。③为了弄清这句话的出处，判断对方说法的真伪，老先生跑了许多图书馆，________了大量的文献资料。

Next weekend we will play ____ Class 2.

Whatever happens to you, you should be ______ aboutthe future life.

What sign is often found in the library—_______ .