问题
单项选择题
对于初诊时尖牙唇侧错位的患者，适用的活动保持器是（）。
A.Hawley保持器
B.改良Hawley保持器Ⅰ型
C.Hawley保持器Ⅱ型
D.改良Hawley保持器Ⅲ型
E.牙齿正位器
答案
参考答案：D
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对于初诊时尖牙唇侧错位的患者，适用的活动保持器是（）。
A.Hawley保持器
B.改良Hawley保持器Ⅰ型
C.Hawley保持器Ⅱ型
D.改良Hawley保持器Ⅲ型
E.牙齿正位器
参考答案：D
上周一班会课我们班就“我的梦想”进行了一次热烈的讨论，学生们发表了各自的看法。
2. 最后一点要展开合理的想象，不少于2点。 3. 词数80左右，开头与结尾已给出，不计入总词数。 My dream Everyone may have his own dream. Someone may want to be rich, someone may want to be beautiful, and someone may want to have power. Last Monday, we had a warm discussion about this topic at the class meeting. Here are different opinions. ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________ __ __ When thinking of these things, we realize that we are full of life and hope. |