工程施工组织设计中，计算主要施工机械的需要量的依据是( )。A．工程建筑安装造价

—How is he getting on with his spoken English?

—Great. Now he can speak English _____ his English teacher. [ ]

A. as good as

B. as better as

C. as many as

D. as well as

如果患者仰卧位，下肢伸直，检查者一手托起患者枕部，另一只手按于其胸前，当头部前届时，双髋与膝关节同时屈曲，则为（）

A.Babinski征阳性

B.Kering征阳性

C.Brudzinski征阳性

D.Gordon征阳性

E.Oppenheim征阳性

下列各穴中，平第4胸椎棘突下的穴位是（）。

A、督俞

B、灵道

C、膏肓

D、厥阴俞

E、心俞

什么是勾股定理？

位置差化法