对理想正常牙合描述正确的是 () A.轻微的个别牙倾斜 B.上下牙的尖窝关系正确

题型:单项选择题

问题:

对理想正常牙合描述正确的是 ()

A.轻微的个别牙倾斜

B.上下牙的尖窝关系正确

C.轻微的上颌前突

D.第三磨牙萌出不全

E.牙合面有轻微的磨耗

考点:口腔正畸(医学高级)医学高级(口腔正畸)仿真试题三十三
题型:单项选择题
Do you want to be a good child?
I have a friend whose parents live in another city. One day I went to see her. We had a nice conversation. Then she wanted to 21 . So she dialed the number , but then she put down the phone. After about fifteen seconds, she dialed the number again “I, Mom.”
Later I asked , “22 did you dial the number twice?”She smiled, “My parents are old and 23 . They can’t get close to the telephone quickly. I always do so when I call them. I just want to give them enough time to answer the call.”
My friend is a good girl. She is 24 thinking about her parents. You also want to be a good child, right? Please remember to 25 your parents in every situation, not just on some important days.
小题1:
A.make a call B.pay a visitC.have a rest D.have a walk
小题2:
A.HowB.WhatC.whyD.When
小题3:
A.fastB.slowC.healthy D.careless
小题4:
A.alwaysB.never C.seldomD.sometimes
小题5:
A.look after B.think of C.ring upD.listen to
题型:单项选择题

-2,-8,0,64,( )

A.-64

B.128

C.156

D.250

题型:单项选择题

下列哪些说法是不正确的( )

A.法律责任是以法律义务的存在为前提的

B.一切法律责任的实现均有国家强制力的直接介入

C.法律责任主体完全等同于违法主体

D.法律责任的承担必须以违法行为为前提

题型:单项选择题

锚杆支护实质上是把锚杆安装在巷道的围岩中,使层状的、软质的岩体以不同的形态得到加固,形成完整的支护结构,提供一定的支护抗力,共同阻抗其外部围岩的位移和变形。

题型:单项选择题

从病原体侵入机体到临床症状出现这段时间称为

A.传染期

B.潜伏期

C.隔离期

D.非传染期

E.易感期

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