“The Olympic flame will burn forever,” said Liu Qi, ____ president of the Beijing organizing Committee of ___ 29th Olympic Games.

A．不填; the

B．the; the

C．the; 不填

D．a; the

男性，60岁。摔伤致左髌骨下极粉碎性骨折2天。X线检查显示髌骨下极粉碎成4个小骨块。首选的治疗方法是（）

A.手法复位石膏外固定

B.切开复位张力带钢丝固定

C.切开复位钢丝环扎固定

D.髌骨下极切除、髌韧带重建术

E.髌骨切除术