牙列缺失后,牙槽骨吸收速度的规律是A.健康者吸收慢 B.龋病较牙周病吸收快 C.外伤

题型:单项选择题

问题:

牙列缺失后,牙槽骨吸收速度的规律是

A.健康者吸收慢

B.龋病较牙周病吸收快

C.外伤较牙周病吸收快

D.骨密质较骨松质吸收快

E.缺牙时间越长,吸收越不明显

考点:口腔执业医师口腔执业医师90
题型:单项选择题

下列结论错误的是( )  

①微粒半径:r(K+)>r(Al3+)>r(S2)>r(Cl)  ②氢化物的稳定性:HF>HCl>H2S>PH3>SiH

③还原性:S2>Cl>Br>I-                   ④氧化性:Cl2>S>Se>Te

⑤酸性:H2SO4>H3PO4>H2CO3>HClO    ⑥非金属性:O>N>P>Si

⑦金属性:Be<Mg<Ca<K

A.①

B.①③

C.②③④⑤⑥⑦

D.①③⑤

题型:单项选择题

关于肌的起止和作用,正确的是()

A.止点,也称动点

B.躯干肌的起点多远离中线

C.肌多根据其起止来命名

D.四肢肌多起于肢体的远端

E.肌肉的定点和动点是不可互换的

题型:单项选择题
In early 2007 I had bought tickets to a Christian concert for myself and two other family members, but later I decided to   36  my 4-year-old son along.
I couldn't find another ticket in the area we were sitting in, so I started   37  online for four tickets so we could all   38 . Imagine my surprise when the four   39  tickets I needed happened to be on the front row! Thinking it was a   40 , I tried again several times and each time the same tickets came up. I knew it had to be God, so after getting   41  the initial(最初的)shock I decided to   42  the front row tickets, which still left me   43  the three original tickets. Not knowing what to   44  with them, I asked around but did not have any   45 . Then my hus­band said two of his customers wanted to go to the same   46  but couldn't afford it.
We went to their house and they said they had a friend they wanted to take with them.   47 it turned out, this couple does a prison ministry and had been   48  this concert for quite a while, but even after offering to pay me I   49  and told them to continue working in the prisons teaching those men and women to become   50   people. This couple lost a   51  several years ago and listening to this music could    52  them in their healing process. The   53   of this particular concert was "Give It Away", and I thank God for the   54   to give this to them.
It turned out to be one of the best nights for all of us, and it was all   55  my 4-year-old boy wanted to hear the music as well.
小题1:
A.takeB.haveC.fetchD.manage
小题2:
A.buyingB.seeingC.seekingD.searching
小题3:
A.calm downB.sit togetherC.settle downD.team together
小题4:
A.availableB.affordableC.accessible D.usable
小题5:
A.choiceB.pleasure C.luckD.surprise
小题6:
A.aroundB.over C.backD.on
小题7:
A.purchaseB.offerC.chargeD.return
小题8:
A.toB.ofC.forD.with
小题9:
A.startB.bearC.doD.deal
小题10:
A.takersB.ownersC.consumersD.fans
小题11:
A.placeB.hallC.direction D.concert
小题12:
A.SoB.AsC.when D.Which
小题13:
A.paying attention toB.looking forward to
C.taking care of D.making preparations for
小题14:
A.refusedB.accepted C.respondedD.admitted
小题15:
A.wealthierB.betterC.greater D.politer
小题16:
A.ticketB.chance C.sonD.home
小题17:
A.accompanyB.assureC.helpD.guarantee
小题18:
A.topicB.themeC.titleD.idea
小题19:
A.successB.timeC.periodD.opportunity
小题20:
A.whyB.ifC.thoughD.because
题型:单项选择题

I can’t _____ his failure.It is unbelievable.

A.seek for

B.bring up

C.get away with

D.account for

题型:单项选择题

男性,65岁,急性大面积心梗后1年,近2周出现频发心绞痛住院。下床时突然跌倒,呼之不应,呼吸慢而不规则。

心源性昏厥当时最常见的心律失常是()

A.室上性心动过速

B.Ⅲ度房室传导阻滞

C.快速心房颤动

D.心室颤动

E.快速房颤伴预激综合征

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