搜题请搜索小程序“爱下问搜题”
问题 单项选择题 A1/A2型题

关于Riga-FeDe溃疡，不正确的是（）

A.专指发生于儿童舌腹的溃疡

B.与过短的舌系带和过锐的新萌中切牙长期摩擦有关

C.在舌系带两侧成对称分布

D.影响舌活动

E.是由于免疫功能异常引起的

答案

参考答案：E

改错题

May I have you attention please? I have a little things to tell you. When you have a class here in the language lab, please be here a little early. Change your shoes before enter the lab. Don't bring anything here except your text books. When you are into, please don't touch these machine without permission. Always do as the teacher tell you to. In class you should only speak the English, not Chinese. Recorders can be used make a copy of the listening materials. When class over, turn off your machines and leave the lab one by one.          
查看答案
多项选择题

为了提高语音质量，很多区域启动了TFO功能，下列说明正确的是（）

A.TFO可以有效地提升MOS值，是因为其采用了特殊的编码技术

B.TFO减少了编解码的环节，进尔提升了语音质量

C.TFO对于任何手机都支持，只要两端都采用同一个语音编码技术

D.TFO不支持AMR，如果打开TFO，则AMR自动关闭
查看答案