body元素用于背景颜色的属性是()
A.alink
B.vlink
C.bgcolor
D.background
参考答案:C
患者女性,65岁,缺失,可摘局部义齿修复,设计做基牙,腭杆连接,卡环和腭杆采用金合金分别铸造,用焊料焊接法将卡环和腭杆焊接成整体。
将腭杆和卡环放在模型上调整好接触关系后用包埋料包埋固定,正确的包埋方法是 ()
A.将腭杆和卡环全部包埋起来,只暴露焊接点
B.将腭杆包埋起来,卡环不包埋
C.将卡环全部包埋起来,腭杆不包埋
D.腭杆和卡环都包埋很少
E.腭杆少包埋固定即可,卡环要多包埋
I don't want to cooperate with _________ is different from me in character.
A.those who
B.anyone
C.whoever
D.no matter who