人人享受卫生保健是体现（）。把有限的卫生资源配置到最能产生社会效益和经济效益的做法是

国际色谱中主色和副色分别是哪些？按顺序写出！

Man: When are we supposed to submit our project proposals, JaneWoman: They're due by the end of the week. We've only two days left. We'll just have to hurry.Question: What does the woman mean

A．The deadline is drawing near.

B．She turned in the proposals today.

C．She can't meet the deadline.

D．They are two days ahead of time.

在青岛购买经济适用房能提取多少公积金做首付？

电视剧《北京青年》中四兄弟重走一回青春第一站是哪里？（）

A.烟台

B.北京

C.青岛

D.上海

保安员在执行勤务时，（）能让身体处于有效戒备状态。

A.将两腿开立与肩同宽，身体成45度侧向对方，两膝保持略弯曲

B.将两腿并拢，身体成45度侧向对方，两膝保持略弯曲

C.将两腿开立与肩同宽，身体直立

D.将两腿并拢，身体直立