问题 单项选择题

制取无牙下颌印模时,远中的范围应当()

A.盖过磨牙后垫全部

B.暴露磨牙后垫

C.盖过磨牙后垫1/2

D.盖过磨牙后垫的1/3

E.盖过磨牙后垫的1/2~2/3

答案

参考答案:A

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书面表达
       假设你是李伟.最近,你的加拿大笔友Mike写信问你对中学生带手机上学有何看法,刚好你班同学就此进行过讨论.请根据下列信息给他写一封信,客观介绍你班讨论的情况并提出你自己的意见.
 
70%的学生认为30%的学生认为
1、没有必要带手机. 1、学生带手机可以与家长保持联系.
2、上课开机会影响自己和别人的学习.2、学生可以带手机上学,但上课要关机.
3、学生用手机会增加家长经济负担.3、决不可将手机用于不该用的地方.

注意: 1、信的开头已为你写好.
          2、词数:120左右.
          3、参考词语:手机cellphone或mobile phone.
Dear Mike,
     Thanks for writing. It so happened that we just had such a discussion and I was
on one side of the two groups.                                                              
                                                                                                                      
                                                                                                                      
                                                                           
                                                                                      
     Best wishes,
                                                                                           Yours,
                                                                                            Li  Wei
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