鸦片战争前后出现了一部分思想比较开明的士大夫，除林则徐外，还有[ ]
A．严复
B．魏源
C．赫胥黎
D．康有为
答案：B
As a consequence of the financial crisis, many companies are not _____ new staff this year.
A．taking in
B．taking on
C．taking up
D．taking away
眼-心反射在何种情况中最常见（）。
A.深麻醉
B.牵拉眼肌
C.低碳酸血症
D.交感神经兴奋性增强
E.用抗胆碱药
