吸入气中C02浓度达20%时,机体会出现(  )

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(1)【◆题库问题◆】:[单选] 吸入气中C02浓度达20%时,机体会出现(  )
A.呼吸浅快
B.呼吸深快
C.呼吸抑制
D.呼吸深慢
E.肺通气量增大1倍以上

【◆参考答案◆】:C

(2)【◆题库问题◆】:[单选,材料题] What job will be done the day beforethe festival begins?回答下面的题目Student Volunteers Needed!OnSaturday, December 12th,from 10 A.M.until 4 P. M. ,Carverton Middle School will be holding a music festival in the schoolgymnasium. The special event willfeature a variety ofprofessional musicians and singers.TaskTimeDateMake posters1P.M.一4 P.M.December 5thSet up gym11A.M.一4 P.M.December 1thHelp performers9A.M.一4 P.M.December 12thWelcome guests10 A.M.一2 P.M.December 12thClean up gym4P.M.一7 P.M.December 12thInterested students should speak with Ms.Braxton,the music teacher.Students who would like to help at the festival musthave written permission from a parent or guardian.What time will the festival begin?
A.Making posters.
B.Setting up the gym.
C.Cleaning up the gym.
D.Helping the performers.

【◆参考答案◆】:B

【◆答案解析◆】:音乐节的头一天应该做什么。12日举行音乐节,头一天应是11日。表格的第二行,把体育馆布置好。选项B是正确的。

(3)【◆题库问题◆】:[多选] 窦性心律时,心电图上P波应具备的条件是(  )
A.P—P间隔为0.8s
B.Ⅱ、Ⅲ、aVF导联的P波直立、aVR倒置
C.Ⅱ、Ⅲ、aVF导联的P波倒置、aVR直立
D.P波时限0.10s
E.P—R间期<0.12s

【◆参考答案◆】:A,B,D

(4)【◆题库问题◆】:[单选] 正常人的红细胞放入血沉快的人的血浆中,血沉将会(  )
A.不变
B.增快
C.减慢
D.先增快后减慢
E.先减慢后增快

【◆参考答案◆】:B

(5)【◆题库问题◆】:[多选] 晕厥的原因有(  )
A.肥厚性梗阻性心肌病
B.预激伴快速房颤
C.服哌唑嗪降压治疗
D.持续一度房室传导阻滞
E.颈动脉窦高敏

【◆参考答案◆】:A,B,C,E

(6)【◆题库问题◆】:[单选] 坚持与时俱进,最重要的是
A.发展先进生产力
B.立党为公,执政为民
C.要使党的全部理论和工作富于创造性
D.巩固执政地位

【◆参考答案◆】:C

(7)【◆题库问题◆】:[单选] I don’t know why _______ late for class.
A.you are
B.are you
C.are you being
D.being you are

【◆参考答案◆】:A

(8)【◆题库问题◆】:[单选] 下列句子中加点的成语,使用恰当的一句是(  )
A.我们这些十七八岁的中学生,正值豆蔻年华,要努力学习才是。
B.黄山怪石、青松千姿百态,真是巧夺天工,令人赞叹不已。
C.他对这个问题的过激看法,不能不说是失之偏颇的。
D.普通美国人的理智举动让人感叹赞许,相比之下,美国那些不以赖账为耻,反而振振有词的政客们则只能叫人贻笑大方。

【◆参考答案◆】:C

(9)【◆题库问题◆】:[单选,材料题] __________根据以下内容,回答下面的题目。The death of a child, _51_ one’s own child,is something the mind can hardly comprehenD.It seems togo _52_ naturE.The end of a life that is still forming_53_ has just begun is an almost unthinkable cruelty.But it happens.Parents sometimes must witness the illness and death of the children_54_ whom they gave birth.And _55_ will ever fill theempty place that the dead child leaves behinD.Parents_56_ to die before their children, which is the natural order of life events.When the situation is reversed and a child dies _57_ the parents itseems wrong.Yet we never know why one person dies andanother lives.But we do know _58_ a child is gone, theparents still have a future, as grey and worthless as it may at first seem.Death may take the child, but the love never _59_.The sorrow after a child’s death is one ofthe longest and hardest type of _60_ to live with.And ittakes long to deal with the parents’ own emotions.__________
A.at
B.with
C.to
D.for

【◆参考答案◆】:C

(10)【◆题库问题◆】:[单选] 从0,1,2,3,4,5这六个数字中,每次取出三个数相乘,可以得到不同乘积的个数是( )
A.10
B.11
C.20
D.120

【◆参考答案◆】:B

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