问题
单项选择题
患者右侧下颌第二前磨牙、第、一二、三磨牙缺失，余留牙正常。最恰当的基牙选择（）
A.右侧下颌尖牙、第一前磨牙
B.右侧下颌尖牙、第一前磨牙、左侧第二磨牙
C.右侧下颌尖牙、第一前磨牙、左侧第一前磨牙
D.右侧下颌尖牙、第一前磨牙、左侧第一前磨牙、第二磨牙
E.右侧下颌第一前磨牙、左侧下颌第一前磨牙、第二磨牙
答案
参考答案：D
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患者右侧下颌第二前磨牙、第、一二、三磨牙缺失，余留牙正常。最恰当的基牙选择（）
A.右侧下颌尖牙、第一前磨牙
B.右侧下颌尖牙、第一前磨牙、左侧第二磨牙
C.右侧下颌尖牙、第一前磨牙、左侧第一前磨牙
D.右侧下颌尖牙、第一前磨牙、左侧第一前磨牙、第二磨牙
E.右侧下颌第一前磨牙、左侧下颌第一前磨牙、第二磨牙
参考答案：D
| 短文改错。 | |
| Last night when Jim was going over his lesson,his grandma came into her room and chatted with him for a while.Then she got up from the sofa and wanted go to her bedroom. And suddenly she fell down to the ground.Jim was very frightened.Knew her heart trouble must have come again, he quickly phoned nearest hospital for help.Before the doctors came,he helped his grandma lay on her back and comfort her,which made her feel better.Soon help came in and his grandma was sent to hospital at once.One doctor said Jim has done the right thing and actually saved her life | 1._________ 2._________ 3._________ 4._________ 5._________ 6._________ 7._________ 8._________ 9._________ 10.________ |
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