下列哪项不是锤造无缝冠所要加蜡恢复的部位（） A.邻面加蜡

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问题单项选择题 A1型题

下列哪项不是锤造无缝冠所要加蜡恢复的部位（）

A.邻面加蜡

B.颊面加蜡

C.舌面加蜡

D.缺损区的牙合面加蜡

E.轴面颈1/3区加蜡

答案

参考答案：E

解析：锤造无缝冠轴面颈1/3区不宜加蜡，以免冠的龈边缘不密合。

阅读理解

阅读理解。根据下面短文内容，在短文的空格处填上一个恰当的词，使短文完整、通顺。

Our eyes are very important to us. They are like cameras. We can see beautiful things and colors around

us. 1 our eyes. But if we don't take care of them, they may hurt. 2 do we protect our eyes?

On sunny days, the sun shines brightly. So we'd better 3 our sunglasses. When we read, we shouldn't

stay too close to our books and the light shouldn't be too bright 4 too dark. We mustn't read in bed. It's 5

for our eyes. We mustn't rub our eyes with dirty hands or play games on computer too long.

单项选择题

以下除哪项外都是构成地道药材的因素

A．毒副作用低
B．疗效突出
C．历史悠久
D．地域特点
E．产量大、品种优良