试题与答案

患者,女性,11岁,替牙。磨牙近中关系,前牙反伴有深覆、反覆盖,上牙列Ⅰ度拥挤。关于

题型:单项选择题 A3/A4型题

题目:

患者,女性,11岁,替牙。磨牙近中关系,前牙反伴有深覆、反覆盖,上牙列Ⅰ度拥挤。

关于颌骨矫形力作用时间的描述,下列哪一项是正确的()

A.患者每天戴头具8小时

B.患者每天戴头具10小时

C.患者每天戴头具不少于18小时

D.患者每天戴头具24小时

E.患者每天戴头具不少于14小时

答案:

参考答案:E

试题推荐
题型:阅读理解

阅读理解。

     Steven Jobs, the designer (设计者) of Apple Computer, was not clever when he was in school. At that

time, he was not a good student and he always made troubles with his schoolmates. When he went into

college, he didn't change a lot. Then he dropped out (退学). But he was full of new ideas.

    After he left college, Steven Jobs worked as a video game designer. He worked there for only several

months and then he went to India. He hoped that the trip would give him some new ideas and give him a

change in life.

    Steven Jobs lived on a farm in California for a year after he returned from India.

    In 1975, he began to make a new type of computer. He designed the Apple Computer with his friend in

his garage (汽车库). He chose the name "Apple" just because it could help him to remember a happy summer

he once spent in an apple tree garden.

    His Apple Computer was such a great success that Steven Jobs soon became famous all over the world.

1. 判断正误(“T”表示正确,“F”表示错误)。

    ( ) Steven Jobs designed his new computer with his friend. 

2. Why was Steven Jobs not a good student in school?

   ______________________________________________________

3. Steven Jobs didn't finish college, did he?

   ______________________________________________________

4. What was Steven Jobs famous for all over the world? 

   ______________________________________________________

5. Put the underlined sentence in the passage into Chinese.

   ______________________________________________________

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