硬骨鱼类的肩带与头骨______并加固，使头、肩带、躯干形成一个______支架，增加了运动的力度。腰带______与脊柱

A. 调剂差错防范、药历分析及其管理
B. 调剂差错防范、病历分析与药历管理、药物相互作用及管理
C. 病历分析、药历管理、药物相互作用
D. 药历管理、药物相互作用及其管理
E. 调剂差错防范、药物相互作用及其管理

A. Because they need to use the plane.
Because they have to repair the engine.
C. Because they want to save the cost.
D. Because they dont have the permit to fly.

A. Her professor．
B. A classmate．
C. Her former boss．
D. A foreign diplomat．

A. It is useful.
B. It is boring.
C. It is special.
D. It is popular.