During the opening ceremony, "Miss Smile" has won the hearts of Chinese Internet users after being caught _____ the same smile for nearly 20 minutes.   [ ]

A. fixed          

B. to be fixed      

C. to fix          

D. fixing

有关居家护理的目的，描述错误的是

A．缩短住院日

B．扩展护理专业领域

C．使家属免于亲自照顾患者

D．鼓励患者学习自我照顾技能

E．使患者在出院后仍能获得完整的照护