题目内容

According to Paragraph 4, we can see that the author believes that ______.

A. The US is much more advanced in its health care system
B. American people are better at research than other people
C. new medicines are being developed all over the world
D. the newly developed technologies are aimed at curing fatal diseases

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钉洞固位形不可设计在

A. 后牙牙尖处
B. 后牙牙尖间的沟窝处
C. 前牙舌面窝近舌隆突处
D. 前牙舌面切嵴与近远中边缘嵴交界处
E. 死髓牙的袷面

What do we learn about medical liability from the passage

A. its problem in washington has already been solved.
B. Its problem requires a national solution.
C. It mainly concerns the local governments.
D. It can be reformed quickly and easily.

制备风化硝,风化温度一般不超过( )

A. 12℃
B. 22℃
C. 30℃
D. 42℃
E. 52℃

下列哪项不是可摘局部义齿固位体必须具备的条件

A. 无异物感
B. 避免口内使用不同种类的金属
C. 对基牙不产生矫治性移位
D. 不易积存食物
E. 取戴时,对基牙无侧方压力

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