Write two idioms and idioms according to the prompts. ① From Wenchuan earthquake to Yushu earthquake, from northeast flood to Zhouqu mudslide, in the CPC Central Committee

(1) Unity is strength, unity; People are United, and Taishan is the top (one foot is difficult to walk, one hand is difficult to sing; A rising tide lifts all boats, more firewood and less fire, and so on. ) (the answer is not unique)

(2) fleeting, time flies (the answer is not unique)