【单选题】【消耗次数：1】
以下关于无托槽隐形矫治器扩展种植修复间隙的病例探讨有误的是（）
①
无托槽隐形矫治器扩展后牙的种植间隙效果肯定
②
相比较片段弓技术，可同时排齐前牙
③
后牙远中移动过程中垂直向的控制相比较固定矫治器更有优势
④
对于后牙垂直向的压低同样效果肯定
⑤
对于转矩以及牙根的控制没有固定矫治器效果明显
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相关题目
【单选题】
关于无托槽矫治器的优点叙述有误的是（）
①
透明压膜矫治器，满足了成人患者的美观要求。且不存在托槽或弓丝损坏刺激软组织等情况
②
患者可以自行摘戴矫治器,日常生活不受托槽和弓丝的影响
③
隐形矫治器还可起到护齿器及夜磨牙牙合垫保护关节的作用
④
与传统矫治器相比，没有在每个牙齿的表面粘接托槽，更有利于保持口腔卫生
⑤
材料并非惰性材料，温度、湿度以及生物酶均可对其回弹性、韧度和脆性等物理性状产生影响
【单选题】
关于正畸治疗前期的训练矫治器叙述有误的是（）
①
其优势在于对错he畸形的早期治疗和骨矫形的治疗效果
②
缺点在于排牙的能力差，复杂和昂贵的制作
③
具备改善软组织功能
④
通过特有的设计来抬高舌位，矫正错误功能，吐舌，口呼吸和吞咽等问题
⑤
压制对于舌头正确定位和功能的矫正
随机题目
【单选题】
I’d like to take you to the coffee house on the corner.
①
Thank you. You shouldn’t’ do that
②
Thanks, I’d like to go with you
③
No, you can’t say so
④
No, no, You can’t do that
【单选题】
He’s determined to finish the job __________ long it takes.
①
no matter
②
however
③
wherever
④
whatever
【单选题】
-- Could I speak to John Harris, please.
①
Oh, how are you
②
I’m John
③
I’m listening
④
Speaking
【单选题】
Why don’t you travel to New York on vacation?
①
I don’t want to go
②
Excuse me, because I can’t
③
I want to, but I haven’t got enough money
④
Because I’m going to school today
【单选题】
Could you help me with my homework, please?
①
No, no way
②
No, I couldn’t
③
No, I can’t
④
Sorry I can’t. I have to go to a meeting right now
【单选题】
Determined to __________ as if everything were normal, he responded with a kind of indifference.
①
carry on
②
account for
③
bring up
④
get through
【单选题】
Mary, your dress is really beautiful. How is John?
①
Thank you very much
②
No, no, John is not bad
③
Thank you. He is fine
④
Don’t say that. It’s ugly. John is good
【单选题】
Excuse me, sir. Where is Dr. Brown’s office?
①
You can’t ask me
②
Pardon? I have no idea
③
Please don’t say so
④
Sorry I don’t know, but you can ask the man over there
【单选题】
And what we got to __________ is a disgrace.
①
come up with
②
catch up with
③
put up with
④
keep up with