在茶树鲜叶所含各种色素中，下列色素中是水溶性色素是（）。
A.叶绿素
B.叶黄素
C.胡萝卜素
D.花青素
参考答案：D
Yahoo recently announced to ________ 2,000 employees, about 14% of the company’s workforce, aiming to save $375 million annually.
A．take on
B．cut off
C．bring down
D．lay off
羊毛或动物细毛制的结织栽绒地毯
