水圈演化的特征不包括（）。
A、从少到多
B、从酸性到碱性
C、从气态到液态
D、从集中到分散
参考答案：D
My uncle asked me _____ for my holiday, Hainan or Dalian. [ ]
A. where I would choose
B. which place I would choose
C. what would I choose
D. what I would choose
分布于颠顶部的经脉是（）
A.太阳经
B.阳明经
C.少阳经
D.厥阴经
E.太阴经
