对距状沟的描述正确的是（）
A.位于视区内
B.分隔顶叶及枕叶
C.位于大脑枕叶内面
D.是大脑中动脉的供血区
E.埋藏在沟底的是岛叶
参考答案：A, C
_________is reported in the newspaper,_________ no need to go shopping to the supermarket,
for shopping online is so convenient. [ ]
A. It ; it is
B. It ; there is
C. As ;it is
D. As ; there is
“三因学说”是（）的独特理论。
A.藏族医
B.蒙古族医
C.维吾尔族医
D.傣族医
