在CSS语言中设定对象“边框颜色”的语法是（）。
参考答案：border-color：<值>
The injures from Yushu earthquake are in different hospitals. Right now they ______ carefully.
A．are treating
B．are being treated
C．have treated
D．have been treated
参与胸腺嘧啶核苷酸合成的维生素
A．维生素K
B．维生素C
C．叶酸
D．维生素A
E．B族维生素
