下列不属于儿童多动症的基本特征的是（）
A.注意力缺陷
B.行为冲动
C.品行问题
D.智力障碍
E.活动过多
参考答案：D
_ I feel tired and weak.
_ Why not stop ________.[ ]
A. to work
B. to have a rest
C. having a rest
D. to go on with your work
政治发展
