一度房室阻滞（）
A.PR间期延长、P与QRS关系固定
B.PR间期逐渐延长，有QRS脱漏
C.前者均有
D.两者均无
参考答案：A
下列行为中，违反《未成年人保护法》对家庭保护规定的有[ ]
①营业性舞厅允许未成年人进入
②某家长强迫上初中三年级的儿子弃学从商
③家长为未成年子女订婚
④学生王某吸烟，家长对他进行严厉的批评教育
A．①④
B．③④
C．②③
D．①②
Also when you write your goals in a particular way you are able to make yourself continuously
______ situations that will bring you nearer to your goal.[ ]
A. aware of
B. worried about
C. familiar with
D. accustomed to
