76岁女性无牙颌患者，既往曾多次全口义齿修复，修复效果差。检查

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问题单项选择题

76岁女性无牙颌患者，既往曾多次全口义齿修复，修复效果差。检查发现：下颌牙槽嵴极度低平，粘膜薄，上颌弓明显窄于下颌弓。旧义齿固位差，关系不稳定。

重新修复时，取印模需

A．用印模膏取终印模

B．制作个别托盘

C．用印模膏取一次性印模

D．用藻酸盐印模材取一次性印模

E．用硅橡胶取一次性印模

答案

参考答案：B

填空题

完形填空。

Kate Smith _1__ a student. She _ 2__ a brother and a _ 3_. _4__ names are Jack Smith _ 5_

Jenny Smith. _6__ all like sports. Kate _7__ basketball. Jack likes soccer and Jenny likes baseball.

Their mother gives _8__ lots of healthy _9__ every day. She thinks (认为) they should (应该) _10_

well, because(因为) they do lots of sports every day.

选择题

规定公民的基本权利和基本义务的是 [ ]

A．法律

B．宪法和法律

C．道德

D．宪法