A：carry out
B：carrying out
C：carried out
D：to carry out
植物生长需要量最多的无机盐是( )
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（ ）
—Besides Kate，Linda also took part in the party．
— So many of you were there．
