responsibility可数吗

　　例句：

　　He accepts full responsibility for what happened.

　　他承认对所发生的事负完全责任。

　　Nobody has claimed responsibility for the bombing.

　　没有人声称对爆炸事件负责。

　　She wants a job that gives her more responsibility.

　　她想得到一份责任更大的工作。