临床上一般认为基底节包括（）
A.尾状核
B.壳核
C.苍白球
D.丘脑底核
E.黑质
参考答案：A, B, C, D, E
Parents should see to it _______ their children form the habit of brushing their teeth every day.
A．this
B．that
C．whether
D．if
RNC室内联合接地电阻（）
A.小于1欧
B.小于2欧
C.小于3欧
D.小于4欧
