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问题 单项选择题 A3/A4型题

患者男，66岁，全口义齿初戴时，前伸咬合时，前牙接触而后牙不接触

出现该现象的原因可能是（）

A.髁导斜度过大

B.牙尖斜度过小

C.切导斜度过大

D.补偿曲线曲度过大

E.补偿曲线曲度过小

答案

参考答案：C

阅读理解

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

1  . The time and money that doctors spend on their medical education are probably one reason for this problem.

A visit to a doctor’s office costs from fifteen to fifty dollars. It is impossible to pay for the medical care they need. 2  . Most doctors, however, disagree. They say that they were required to study medicine for a long time. Tuition（学费） for many years of medical education costs a lot of money. Doctors say that it is necessary for most medical students to borrow money from a bank to pay their tuition. 3  , young doctors need a lot of money for their work. 4 .

Therefore it is possible that the high cost of medical care in American is unnecessary. Because high tuition is one cause of high costs,    5   .

A． It is possible for the poor people to see the doctor in America.

B． Many people in the United States think that doctors are overpaid.

C． One way to lower costs would be to have medical schools that are free or have low tuition.

D． They are not willing to pay high tuition for the doctors.E.  The cost of medical care in the United States is very high.

F.  Because this money must be repaid to the bank.

G.  So, they charge people high prices for medical care.
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材料分析题

阅读图文资料，完成下列要求。

材料一：

    为了加强国际交流与合作，我国某校学生与国外某校学生共同成立了课外调查小组，他们对世界某区域进行了考察，并获得了该地主要地理环境构成要素，如下表：

材料二：

该小组草绘该区域图如下

（1）请你分析该地气候的主要特征及对当地工农业生产的影响。

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（2）学生们讨论认为该地适宜建设卫星发射基地，请你分析其合理性。

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（3）当地荒漠化问题日益严重，请你为当地荒漠化的防治提出合理化建议。

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（4）学生们调查时发现，当地夏季干旱时，人们不盼天阴而盼天晴，请你帮助分析原因。

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