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【单选题】
固定桥修复对基牙的要求错误的是( )A.
基牙牙冠必须有足够的牙体组织
B.
基牙最好是死髓牙
C.
基牙倾斜30゜以内者仍可选作基牙
D.
基牙支持力大小与牙周膜面积有关
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反馈参考答案：
举一反三
【单选题】给出下列命题： ①平行于同一条直线的两直线互相平行； ②垂直于同一直线的两条直线互相平行； ③平行于同一平面的两条直线互相平行． 其中真命题的个数是（ ）
A.
0
B.
1
C.
2
D.
3
【简答题】As a boy growing up in India，I had longed to travel abroad. I used to listen to the stories my father would tell me about his stay in Canada and tours to Europe in the 1970s，with great interest. My bi...
【单选题】给出以下四个命题: (1)平行于同一直线的两个平面互相平行; (2)垂直于同一直线的两个平面互相平行; (3)平行于同一平面的两条直线互相平行; (4)垂直于同一平面的两条直线互相平行. 其中真命题的个数是
A.
4
B.
3
C.
2
D.
1
【简答题】As a boy growing up in India, I had longed to travel abroad. I used to listen to the stories my father would tell me about his stay in Canada and tours to Europe in the 1970s, with great interest. My ...
【简答题】As a boy growing up in India，I had longed to travel abroad. I used to listen to the stories my father would tell me about his stay in Canada and tours to Europe in the 1970s’ with great interest. My b...
【简答题】阅读理解 As a boy growing up in India, I had longed to travel abroad.I used to listen to the stories my father would tell me about his stay in Canada and tours to Europe in the 1970s, with great interest....
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