自己组织研发，主导整个创新过程成为（）。
A、技术创新
B、实践创新
C、应用创新
D、自主创新
参考答案：D
多数研究认同的自杀的特征包括（）
A.自杀者自发完成
B.故意的行为
C.精神障碍
D.自杀者有致死的愿望
E.情感障碍
During the last few years, it has been realized that maintenance of programs is more expensive than development, so reading of programs by humans is as important as (67) them.
A．editing
B．writed
C．written
D．writing
