计算-23是[ ]
A.-8
B.8
C.-6
D.6
答案:A
—The rescue team are considering _____ they can do more for the people _____ form the snow
storm.
—So they are. [ ]
A. what; suffered
B. how; suffering
C. whatever; suffering
D. if; suffered
患者自诉戴用义齿1周后,吃东西时,咬舌和颊侧。
处理方法是()
A.磨除过长的基托
B.重新制作
C.修改面形态
D.嘱患者慢慢适应
E.将塑料牙改用瓷牙