古代的“文献”含义是文本与（）。
A.文章
B.师承
C.史料
D.学说
参考答案：B
(2013·新课标Ⅱ)Only by increasing the number of doctors by 50 percent ________ properly in this hospital.
A．can be the patients treated
B．can the patients be treated
C．the patients can be treated
D．treated can be the patients
在容器或舱室内进行碳弧气刨时，必须加强通风和排除烟尘的措施。( )
