如图圆圈a、b、c分别代表赤道、回归线、极圈,图中箭头为从极地上空看地球自转方向。当太阳直射b线时,德州可能有的现象是( )
A:蝉鸣林更幽
B:草色遥看近却无
C:千里冰封,万里雪飘
D:清明时节雨纷纷
—Is _______ ready for the picnic? —No, _______ is wrong with my bike. I can't go bike riding with you.
—I played basketball in the park.
公元前707年,周桓王率陈、蔡、虢、卫四国军队讨伐郑国,反而被郑国打得大败,周桓王的手臂也被射伤,从此天子的威信一落千丈。以上事件可以说明( )