碘化铋钾与生物碱形成的沉淀的颜色是（ ）
A．紫色
B．橘红色
C．蓝色
D．黑色
E．黄色
参考答案：B
Director Zhang Yimou often has his films _________ local contents, which foreigners are not familiar _________.
A．base on; with
B．base to; on
C．basing on; to
D．based on; with
10月龄幼儿，高热3天，后热退疹出，最可能的诊断是（）
A.麻疹
B.风疹
C.水痘
D.猩红热
E.幼儿急疹
