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【多选题】
读下面程序写出结果 $x=0;$y=0; while ($x<15) {$y++; $x+=++$y ;} echo $y； echo $x；A.
8
B.
20
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举一反三
【单选题】关于晶体，以下说法错误的是（）
A.
绝大多数固体物质都是晶体
B.
面心立方晶格的金属一般塑性较好
C.
单晶体各个方向上的物理、化学和力学性能基本一样
D.
纯铁具有同素异构转变的性质
【单选题】某矿石船卸货前的排水量和油水存有量分别是前为58480吨,800吨,卸后7300吨,1000吨,则卸货量为__________吨 (41475:第九章_固体散货运输:1908)
A.
51150
B.
51350
C.
50950
D.
51550
【单选题】关于晶体以下说法错误的是()
A.
绝大多数固体物质都是晶体
B.
面心立方晶格的金属一般塑形较好
C.
单晶体各个方向的物理、化学和力学性能基本一样
D.
纯铁具有同素异构转变的性质
【简答题】前、后轮地面法向反作用力是由静态轴荷反作用力,动态分量,____________和滚动阻力偶矩四部分组成。
【简答题】前、后轮地面法向反作用力是由静态轴荷反作用力,动态分量,____________和滚动阻力偶矩四部分组成。/填空题(第三套)—分值:1分
【单选题】He is said __________ de-spotting.
A.
to have wide experience in
B.
to look after
C.
to make way for
D.
to be used to
【单选题】Latin was said to develop _________, and the study of Latin grammar became an end in itself.
A.
listening ability
B.
emotional quotient
C.
intellectual abilities
D.
speaking ability
【简答题】分套练习/第三套30. 前、后轮地面法向反作用力是由静态轴荷反作用力,动态分量,____________和滚动阻力偶矩四部分组成。
【单选题】Personality comes from the Latin word 'persona' which means 'mask'. Thus, it can be said that personality is a ' mask' a person wears to face the world. No two persons are identical in terms of person...
A.
we have to face the world with masks
B.
personality can be shown through one's actions
C.
people's personalities are all fixed through their life
D.
people's personalities are totally different from each other
【简答题】A Dream of the Red Chamber is said ________ into dozens of languages in the last decade. A) to have been translated B) to translate C) to be translated D) to have translated
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