人工后牙需要排在牙槽嵴顶上,其说法错误的是()。 A.使力直接传递于牙槽嵴顶 B.有

题型:单项选择题

问题:

人工后牙需要排在牙槽嵴顶上,其说法错误的是()。

A.使力直接传递于牙槽嵴顶

B.有利于义齿的稳定性

C.减少牙槽骨的吸收

D.可以方便排牙

E.预防义齿基托发生折断

考点:口腔医学(医学高级)口腔修复学口腔修复学题库
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完形填空。
     Hello, Do you know __1__ ? My name __2__Cindy Brown. Cindy is my __3__ name and Brown is
my family name. I am a __4__. I am nine years old. My __5__ is 667-1298. There are(有) __6__people
in my family_my parents, my brother and I. We all like fruit and vegetables. They are __7__food. We
often __8__them for lunch and dinner. I like books, but I__9__ ball games. My brother, Peter Brown,
likes ball games but he doesn't like books. We both(两个都) love(爱) our parents and our__10__.
( )1.A. me
( )2.A. am
( )3.A. last
( )4.A. boy
( )5.A. ID card number
(     )6.A. three
( )7.A. healthy
( )8.A. play
( )9.A. likes
(     )10.A. room

B. I
B. are
B. Chinese
B. girl
B. watch
B. four
B. boring
B. have
B. doesn't like
B. school

C. my
C. is
C. one
C. daughter
C. answer
C. five
C. relaxing
C. watch
C. don't like
C. class

D. us
D. be
D. first
D. cousin
D. telephone number
D. six
D. fun
D. call
D. like
D. family

题型:单项选择题

I _________ I can skate forward.[ ]

A. sink

B. teach 

C. learn 

D. think

题型:单项选择题

痄腮主要病变的经脉是

A.心

B.肺

C.胆

D.肝

E.胃

题型:单项选择题

简述启闭机的变速箱出现噪声的原因及处理方法。

题型:单项选择题

原核生物的定义?

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