《民政部关于进一步加快推进民办社会工作服务机构发展的意见》提出要进一步增强民办社会工作服务机构内部治理能力，督促民办社会工作服务机构建立健全以章程为核心的各项规章制度，健全理事会、监事会制度，完善法人治理结构，恪守三个原则，这三原则分别是民间性、公益性和（）。

A.非营利性

B.志愿性

C.透明性

D.公开性

What made the little boy so upset was that the toy car________had been lost.[      ]

A. he took pride in it  

B. that he was proud

C. he was proud of  

D. which he took pride