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问题 单项选择题

关于前牙排列的说法下列哪项不正确（）

A．一般要求排列成浅覆盖、浅覆

B．正中时前牙不接触

C．切导和平面的交角不能超过15度

D．参考上下颌骨的位置关系

E．前伸和侧方运动时，下牙沿上牙斜面至少1mm的范围内能自由滑动

答案

参考答案：C

解析：

根据上下颌位置关系排列上下前牙的覆盖、覆一般要求浅覆盖、浅覆。切导与面的交角以接近15°为宜，而不是精确到15°。

问答题

　　南滨中学举行以“弘扬中华传统文化”为主题的现场书法比赛，请你为该活动写一段宣传语，要求：①主题鲜明；②语言生动得体；③60字左右。

答：__________________________________________________
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单项选择题

To help promote independence in the area of feeding for a school-aged child in skeletal traction, the nurse would help the child choose which of the following meals

A．Carrot sticks, celery with cream cheese, roast beef and gravy, peas, gelatin, and milk in a cup.

B．Chicken noodle soup with crackers, grilled cheese sandwich, cole slaw, and chocolate milk in a carton.

C．Chicken nuggets with sauce, carrot sticks, French-fried potatoes, ice cream sandwich, and milk in a carton.

D．Spaghetti and meat sauce, cherry cobbler, and apple juice in a can.
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