活动义齿基托蜡型唇颊侧边缘()。
A.基托呈凹形
B.基托可稍厚
C.基托可稍薄
D.基托应覆盖至磨牙后垫的前缘
E.基托应覆盖至磨牙后垫的1/3~1/2
参考答案:B
What the doctor warned us is that the ________ sleep may cause anger, poor memory and poor
concentration. [ ]
A. want in
B. plenty of
C. lack in
D. lack of
现行制度规定,只为中关村科技园区两家非上市股份有限公司股份转让提供报价服务。( )