把下列各数填在相应的表示集合的大括号内．

       \(-2,- \dfrac{1}{3},-|-3|, \dfrac{22}{7},-0.3,1.7,0,-(-5),8 \)

      分数                                                                  ；

      负分数                                                                   ；

      整数                                                                   ；

      自然数                                                                   。