潜油电泵专用控制柜分为()和()两种控制方式。
参考答案:手动;自动
—Michael was late for Mr.Smith's oral class this morning.
— ? As far as I know, he never came late to class. [ ]
A. How come
B. So what
C. Why not
D. What for
女,28岁,主诉:牙龈长一"肿瘤"2个月,并慢慢增大,无痛。瘤体表面糜烂
最应询问的病史()
A.家族史
B.慢性肝炎史
C.不良剔牙方法
D.服用心痛定史
E.妊娠史