直升机与固定翼飞机相比在空气动力学方面的根本性不同点之一是什么?

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问题:

直升机与固定翼飞机相比在空气动力学方面的根本性不同点之一是什么?

考点:直升机考试直升机考试综合练习直升机考试综合练习题库
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You’ll ______ in hospital if you drive so fast.

A.end up

B.set up

C.turn up

D.put up

题型:问答题 简答题
One day, a teacher was speaking to a group of students about how to manage time. He gave such an interesting example that his students would never   26  .
He put a wide-mouth jar(罐) on the table. Then he    27  some rocks and carefully placed them into the jar, one at a time. When   28  rocks would fit inside, he   29  , “Is this jar full?”
Everyone in class shouted, “Yes.” “Really?” The teacher pulled out a bag of small stones. He put   30  small stones in and shook the jar. The small stones went   31  into the spaces between the big rocks. He then asked the group   32  , “Is this jar full?”
“Probably not,” one of them answered. “Good!” the teacher replied. He brought out a box of sand and   33  some sand on the jar and it went between the rocks and small stones. Again he asked the   34  question, “Is this jar full?
“No,” the class shouted. Once more the teacher said, “Good.” He poured a cup of water into the jar   35  it was full. The he asked, “What is the point here?” One student   36  his hand and said, “The point is that if you try really hard, you can   37  put more things in.”
“No,” the teacher replied, “that’s not the   38  . What I want to tell you is that if you don’t put the big rocks in first, you will never get others in at all.   39  are the ‘big rocks’ in your life? Time with your friends, your education or your dreams? Remember to put the   40  in first, or you’ll never get others in at all?”
小题1:
A.rememberB.likeC.forgetD.think
小题2:
A.handed outB.took outC.carried awayD.put away
小题3:
A.no moreB.not moreC.no manyD.not many
小题4:
A.answeredB.readC.askedD.said
小题5:
A.noB.fewC.anyD.some
小题6:
A.upB.outC.downD.away
小题7:
A.no moreB.once againC.a third timeD.a fourth time
小题8:
A.sentB.putC.boughtD.collected
小题9:
A.sameB.differentC.difficultD.common
小题10:
A.sinceB.tillC.whileD.because
小题11:
A.offeredB.placedC.raisedD.shook
小题12:
A.alwaysB.alreadyC.neverD.hardly
小题13:
A.pointB.exampleC.promiseD.story
小题14:
A.WhenB.WhatC.WhoD.Why
小题15:
A.sandB.small stonesC.big rocksD.water
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轻度高血压患者首选的药物是()。

A.血管紧张素转换酶抑制剂

B.β受体阻断剂

C.利尿药

D.钙拮抗剂

E.中枢性降压药

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王某经营一家服装店,存货服装约80000元,应收款为6000元,应付款为1000元,营运投入为()元。

A.70000;

B.75000;

C.65000;

D.60000

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古典美学是指什么?

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