宫廷学校的教学方法主要是( )。
A.问答法
B.讲授法
C.灌输法
D.启发法
参考答案:A
-- The math problem _________ is not difficult.
--- But after several tries , I have to give up _________ on it .
A.it’s , working
B.itself , to work
C.itself , working
D.its , to work
判断脊柱骨折脱位是否并发脊髓损伤,下列哪项检查最重要
A.CT
B.X线片
C.MRI
D.神经系统检查
E.腰穿做奎肯试验及脑脊液生化检查