两极地区对航船威胁最大的是[ ] A．鲸 B．风暴 C．浮冰 D．大雾

The play           next month aims mainly to reflect the local culture.

A．produced

B．being produced

C．to be produced

D．having been produced

It is said that the __________ temple was built 1500 years ago.

A．stone fine old

B．stone old fine

C．fine old stone

D．fine stone old

关于原发性甲状旁腺功能亢进临床表现的叙述，错误的是（）

A.可出现高血钙

B.骨质疏松

C.可出现低钙血症

D.可伴发肾结石

E.低血磷

痫证的基本病理因素是

A．风阳痰浊，蒙蔽心窍，流窜经络
B．风火扰动，蒙蔽心窍，流窜经络
C．心肝火盛，热闭心窍，流窜经络
D．气滞血瘀，神机失用
E．气机逆乱，风阳内动

度量经度的起算线是赤道。