当线路暗配时，弯曲半径不应小于管外径的（）。
A.4倍
B.6倍
C.8倍
D.10倍
参考答案：B
--- did you go to the cinema to see 3D Titannic last night?
---- No, I ________ go to the cinema . The tickets are too expensive
A．hardly
B．nearly
C．still
D．only
具有清热生津，益气和胃功效的方剂是( )
A．犀角地黄汤B．清营汤C．竹叶石膏汤D．凉膈散E．泻白散
