Raising_______retirementageinprogressivestepsisin_____linewithChina’slabormarketrealitiesandshouldbeprioritized,anofficialsaidTuesday.
—Thefilmwesawlastweekisveryromantic.
—_______.Iwasalsodeeplymoved.
b=2,c=1,那么A的值是()
三国演义的作者是()。
某城市有大型、中型与小型超市共1500个,它们的个数之比为1:5:9.为调查超市每日的零售额情况,需通过分层抽样抽取30个超市进行调查,那么抽取的小型超市个数为()