问题
单项选择题 A1型题
下列不是全口义齿基托的缓冲区的是 （）
A.唇颊系带
B.磨牙后垫
C.下颌舌骨嵴
D.下颌隆突
E.远中颊角区
答案
参考答案：B
搜题请搜索小程序“爱下问搜题”
下列不是全口义齿基托的缓冲区的是 （）
A.唇颊系带
B.磨牙后垫
C.下颌舌骨嵴
D.下颌隆突
E.远中颊角区
参考答案：B
通读下面短文，掌握其大意，然后在各题所给的四个选项中选出一个最佳答案。 About ten years ago when I was a student at college, I spent my summer holidays1 at a museum. 2 was hard for me then. Dad had lost his job and Mum was sick3. I was4 if I would be able to go on with my study the next term. One day while I was working, I saw an old man come in with a little girl5 a wheelchair. As I looked 6 at this girl, I found that she had no arms7 legs. She was wearing a little white dress and she 8had a hat on. As the old man pushed the wheelchair up to me, I was busy with my work. I9my head toward the girl and gave her a wink(眨眼). When I took the money from her grandfather, I looked back at the girl, 10was giving me the prettiest, largest smile I have 11 seen. Suddenly her handicap(生理缺陷) 12 and all I saw was this beautiful girl, whose smile almost gave me a better understanding of what life is all about. She 13 me from a poor, unhappy college student and brought me into her14of smiles, love and warmth. I’m now a successful business and15I get down and think about the trouble of the world, I think about that little girl and the unforgettable lesson about life that she taught me.
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