关于面部危险三角区下述正确的() A.由鼻根至两侧口角区域 B.此区域静脉无瓣膜 C

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问题:

关于面部危险三角区下述正确的()

A.由鼻根至两侧口角区域

B.此区域静脉无瓣膜

C.此区域感染挤压后可向颅内扩散

D.上唇部痈形成脓肿应尽早切开减压

E.唇痈处理不当可引起海绵窦血栓性静脉炎

考点:口腔颌面外科(医学高级)医学高级(口腔颌面外科)仿真试题十
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下列哪项总胆固醇浓度为目前我国"血脂异常防治建议"中规定的(TC)合适水平()

A.<5.72mmol/L(220mg/dl)

B.<3.64mmol/L(140mg/dl)

C.<4.68mmol/L(180mg/dl)

D.<3.12mmol/L(120mg/dl)

E.<5.20mmol/L(200mg/dl)

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对任意复数z=x+yi(x,y∈R),i为虚数单位,则下列结论正确的是(  )
A.|z-
.
z
|=2y
B.z2=x2-y2C.|z-
.
z
|≥2x
D.|z|≤|x|+|y|
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I used to watch her from my kitchen window.She seemed so small as she struggled her way through the crowd of boys on the playground.The school was across the street from our home and I would often watch the kids as they played during break.I remember the first day I saw her playing basketball.I watched in wonder as she ran circles a- round the other kids.She managed to shoot jump shots just over their heads and into the net.The boys always tried to stop her but no one could.I began to notice her at other times, basketball in hand, playing alone.

One day I asked her why she practiced so much.Without a moment of hesitation she said, "I want to go to college.The only way I can go is to get a scholarship to save money for our family.I am going to play college basketball.I want to be the best.My Daddy told me if the dream is big enough, the facts don't count." Well, I had to give it to her ?she was determined.I watched her through those junior high years and into high school.Every week, she led her school team to victory.

One day in her senior year, I saw her sitting in the grass, head in her arms.I walked up and sat down in the cool grass beside her.Quietly I asked what was wrong. "Oh, nothing," came a soft reply, "I am just too short." The coach told her that she would probably never get to play for a top ranked team ?much less offered a scholarship —so she should stop dreaming about college.She was heartbroken and I felt my own throat tighten as I sensed her disappointment.I asked her if she had talked to Father about it yet.She told me that her father said those coaches were wrong.They just did not understand the power of a dream.He told her that if she truly wanted a scholar-ship, nothing could stop her except one thing —her own attitude.

The next year, as she and her team went to the Northern California Championship game, she was offered a scholarship and joined the college team.She was going to get the college education that she had dreamed of.

小题1:.

The author was probably the girl's___      _.

A.neighbor

B.friend

C.teacher

D.mother小题2:.

.Why was the girl's heart broken?

A.She was considered too short to be a top player.

B.Her coach stopped her training because of her height.

C.She couldn't be on a college basketball team.

D.She wouldn't be admitted by her basketball friends.小题3:.

We can learn from the passage that ___    _.

A.her family wouldn't like to pay her college fee

B.her father forced her to play basketball in collage

C.being a top basketball player can win a scholarship for college

D.she wouldn't like to turn to his father for help when in difficulty小题4:.

.Which proverb best matches the story?

A.Practice makes perfect.

B.Rome was not built in a day.

C.Where there is a will, there is a way.

D.Pride comes before a fall.

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规范的共保业务应符合下列哪些要求()。

A、被保险人同意由多个保险人进行共保

B、共保人共同签发保单,或由主承保人签发保单,同时附共保协议

C、主承保人向其他共保人收取的手续费应与分保手续费平均水平有显著区别

D、共保人各自签发保单,交被保险人留存

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计算机光存储设备的工作电压为()

A.1.5

B.3

C.3.3

D.5

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