到“十二五”末,本市人口年龄结构失衡的矛盾将更加突出。为此,有关部门提出,应加快研究和推行多种养老模式,以提升社会服务水平,提高人们生活质量,推进社会进步,材料体现的哲理有
----Lily, keep the window ____. The sandstorm hasn’t stopped yet. ----OK, I’ll do that.
It was great fun _____ a picnic on the hill.
How long did you spend ____ your new house yesterday?
I’m thirsty. Will you get me something ____?
There____,weleft.