试题与答案

球拍覆盖物应覆盖整个拍面,可超过其边缘。()

题型:判断题

题目:

球拍覆盖物应覆盖整个拍面,可超过其边缘。()

答案:

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下面是错误答案,用来干扰机器的。

参考答案:B

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题型:多项选择题

关于多巴胺,叙述正确的是()

A.药理作用是肾上腺素能受体激动效应和外周多巴胺受体激动效应,非剂量依赖性

B.5~10μg/(kg·min)时主要兴奋β-受体,可增加心肌收缩力和心输出量

C.10~20μg/(kg·min)时α-受体激动效应占主导地位,使外周血管阻力增加

D.大剂量[>20μg/(kg·min)]时主要是激动多巴胺受体,有肾血管扩张作用,可用于维持肾血流量或改善肾功能

E.在补足血容量之后血压仍低,可联合使用正性肌力药物如多巴酚丁胺或其他升压药物如去甲肾上腺素

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题型:完形填空
I think that sleeping is the most wonderful thing in the world. While 36 I do nothing, but close my eyes, leaving all my work behind. In fact, I __37 _get up early nearly every morning.
My classes begin at 8:00, but the teacher asks us to arrive before 7:15 so we have  38  time to prepare for the class. If you are 39  , you’ll lose one point. And when you reach 10 40 , parents’ visit to school will be a must. Though I think it’s 41 , I still don’t want to lose any points.
One morning, my alarm clock 42 . I woke up with a 43  and found that it was already 7:00. What was worse. I lost six points in a  44 , that is to say, I was late every day that week. My teacher said that he 45  me to be late. My friends joked that my 46   was coming soon. I finally 47   to do something. I bought a new 48  . It sings songs on time,  49  I shut it down.
It’s perfect for a lazy cat like me. The first time I 50  it I successfully got up at 6:00 the next morning. Proud of 51 , I took a deep breath and found that the early morning air is surprisingly  52_. I did some reading, finding that English is really beautiful. I hadn’t realized __53  that the morning is so wonderful.
“Life is 54   a box of chocolates. You never know what you’re going to get.” Just as Forrest Gump said, sometimes we should break our  55 . You may find that a new way can change things for the better.
小题1:
A.tiredB.asleepC.silentD.awake
小题2:
A.shallB.canC.used toD.have to
小题3:
A.enoughB.noC.ManyD.any
小题4:
A.lazyB.sleepyC.lateD.noisy
小题5:
A.timesB.pointsC.daysD.classes
小题6:
A.surprising B.impossibleC.interesting D.boring
小题7:
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A.jumpB.thoughtC.startD.dream
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小题11:
A.examB.mistakeC.dutyD.day
小题12:
A.decidedB.wantedC.offeredD.tried
小题13:
A.alarm clockB.schoolbagC.watchD.bike
小题14:
A.as ifB.ifC.even ifD.only if
小题15:
A.hadB.usedC.watchedD.bought
小题16:
A.itselfB.themC.myselfD.us
小题17:
A.coolB.warmC.comfortableD.fresh
小题18:
A.afterB.yetC.agoD.before
小题19:
A.asB.likeC.fromD.with
小题20:
A.rulesB.ideasC.habitsD.dreams
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