目前我国少数民族最多的省份是（）。
A.广西
B.西藏
C.云南
D.贵州
参考答案：C
It was Alice and her husband who sent the old man to the hospital, _____? [ ]
A. wasn't it
B. didn't they
C. don't they
D. wasn't he
肝豆状核变性最重要的体征是：（）
A.神经系统症状
B.肝脏症状
C.眼K－F环
D.皮肤色素沉着、肾损害
