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【多选题】
关于开立证券账户，下列说法正确的有( )。A.
对于同一类别和用途的证券账户，原则上一个自然人、法人只能开立一个
B.
一个自然人只能开立一个上海A股账户，也只能开立一个深圳A股账户
C.
开立证券账户应坚持合法性、真实性原则
D.
一个自然人只能开立一个深圳A股账户，但能开立多个上海A股账户
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【简答题】传统火车速度的增加受到车轮与轨道之间摩擦力的限制，磁悬浮列车则是依靠机车磁场和轨道磁场之间产生推斥力或吸引力而悬浮在轨道之上1～10厘米前进，具有速度快、损耗小、运行费用低等特点，在中短途轨道运输中具有很强的发展潜力。目前国外成熟的磁悬浮列车技术主要有（ ）。
【单选题】听力原文：WA Kevin, if you have a minute, I'd like to talk to you about who on the team will be going to Calgary with you. MB Sure. I'm free right now. WA Well, we have six people who have volunteered to g...
A.
It still has not been approved.
B.
Several inexperienced people are going.
C.
More people have asked to go than are needed.
D.
There is not enough money in the budget for it.
【单选题】When she was busy tidying the room, her little kid is always ______.
A.
under way
B.
on the way
C.
in the way
D.
by the way
【简答题】使用过程中的注意事项 1 拿取、放置卡尺时应 ,与其他工件、刀具等不能 。 2 一定要保证 和 洁净。 3 使用前应校对 ,确卡尺测量范围 测量面长度。 4 测量工件时,卡脚测量面必须与工件的表面 , 不得歪斜。且 应掌握合适的 ,以免卡脚变形或磨损,影响测量结果和精度。 5 每一个实测尺寸数值的确定应是 得到的 。
【单选题】Every Dog Has Its Say Kimiko Fukuda, a Japanese girl, always wondered what her dog was trying to say. Whenever she put on makeup, it would pull at her sleeve.＿＿＿＿(46) When the dog barks, she glances a...
A.
A wireless microphone is attached to the dog's collar, which sends information to the gadget held by the owner.
B.
Nobody really knows how a dog feels.
C.
It was followed by 'I'm stronger than you' as the dog growled (嗥叫) and sniffed (嗅) at the visitor.
D.
More customers are expected when the English version is launched this summer.
E.
Now, the Japanese girl thinks she knows.
F.
Each one of these emotions is then linked to a phrase like ＂Let's play＂, ＂Look at me＂, or ＂Spend more time with me＂. 第 46 题 请选择（46）处的最佳答案．
【多选题】传统火车速度的增加受到车轮与轨道之间摩擦力的限制，磁悬浮列车则是依靠机车磁场和轨道磁场之间产生推斥力或吸引力而悬浮在轨道之上1—10厘米前进，具有速度快、损耗小、运行费用低等特点，在中短途轨道运输中具有很强的发展潜力。目前国外成熟的磁悬浮列车技术主要有( )。
A.
永磁磁悬浮
B.
常导磁悬浮
C.
槽轨磁悬浮
D.
超导磁悬浮
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