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【简答题】
已知 ，求P(X≤0.5)，P(X=0.5)，F(x)．
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举一反三
【单选题】检测发动机进气管真空度时，应将真空表连接在()。
A.
空气滤清器上
B.
节气门前方
C.
节气门后方
D.
气缸上
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【单选题】按钮不在司机操作台上的，由司机通知（）关闭、开启车门。
A.
列车长
B.
随车机械师
C.
乘警
D.
运转车长
查看完整题目与答案
【单选题】A typical western girl’s response to the compliment “You look beautiful in this blue dress.” would be “______”
A.
Really? Well, perhaps I look more beautiful in red.
B.
You are just flattering me to cheer me up.
C.
Thank you. I believe I look good in blue.
D.
No, no. This is just an ordinary dress. I got it really cheap.
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【判断题】幼儿园厨房工作人员上班时不允许化妆,不可以涂指甲油,但可以戴首饰。
A.
正确
B.
错误
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【单选题】I（）having your approval for the routine maintenance at your earliest convenience.
A.
hope to
B.
want to
C.
look forward to
D.
expect to
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【多选题】If you are required to describe the steps in your daily fitness routine to stay in good health, what writing plans are acceptable?
A.
discusses why eating well and getting exercises are both good for your health
B.
describes your diet (what you eat and what you do not eat)
C.
discusses the specific steps you use in your workout everyday
D.
gives steps for preparing one healthy meal
E.
describes a step-by-step exercise routine you follow every day or several times a week
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【判断题】进气管真空度,是指发动机进气歧管里面的空气压力。
A.
正确
B.
错误
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【判断题】Typical Chinese responses to “This is really a nice dress” is “thank you. I am glad you like it.” ( )
A.
正确
B.
错误
查看完整题目与答案
【多选题】集选控制电梯中慢速上下按钮、电源开关、照明等按钮开关都放置在操纵箱下部带锁的小门内，小门的开启关闭应：（）.
A.
有司机操作可将小门打开
B.
无司机操作将小门打开
C.
无司机操作将小门闭合
D.
处于长闭状态，检修时才打开
查看完整题目与答案
【单选题】当乘客启动位于门板两侧的按钮时，内端门打开，经过（）秒延时，内端门自动关闭。门在5秒钟之后将会自动关闭。关闭循环将会自己重复5次。如果门仍旧不能关闭，就会给出“故障”信号，操作将会中断120秒钟。
A.
20
B.
10
C.
25
D.
15
查看完整题目与答案
相关题目：
【单选题】检测发动机进气管真空度时，应将真空表连接在()。
A.
空气滤清器上
B.
节气门前方
C.
节气门后方
D.
气缸上
查看完整题目与答案
【单选题】按钮不在司机操作台上的，由司机通知（）关闭、开启车门。
A.
列车长
B.
随车机械师
C.
乘警
D.
运转车长
查看完整题目与答案
【单选题】A typical western girl’s response to the compliment “You look beautiful in this blue dress.” would be “______”
A.
Really? Well, perhaps I look more beautiful in red.
B.
You are just flattering me to cheer me up.
C.
Thank you. I believe I look good in blue.
D.
No, no. This is just an ordinary dress. I got it really cheap.
查看完整题目与答案
【判断题】幼儿园厨房工作人员上班时不允许化妆,不可以涂指甲油,但可以戴首饰。
A.
正确
B.
错误
查看完整题目与答案
【单选题】I（）having your approval for the routine maintenance at your earliest convenience.
A.
hope to
B.
want to
C.
look forward to
D.
expect to
查看完整题目与答案
【多选题】If you are required to describe the steps in your daily fitness routine to stay in good health, what writing plans are acceptable?
A.
discusses why eating well and getting exercises are both good for your health
B.
describes your diet (what you eat and what you do not eat)
C.
discusses the specific steps you use in your workout everyday
D.
gives steps for preparing one healthy meal
E.
describes a step-by-step exercise routine you follow every day or several times a week
查看完整题目与答案
【判断题】进气管真空度,是指发动机进气歧管里面的空气压力。
A.
正确
B.
错误
查看完整题目与答案
【判断题】Typical Chinese responses to “This is really a nice dress” is “thank you. I am glad you like it.” ( )
A.
正确
B.
错误
查看完整题目与答案
【多选题】集选控制电梯中慢速上下按钮、电源开关、照明等按钮开关都放置在操纵箱下部带锁的小门内，小门的开启关闭应：（）.
A.
有司机操作可将小门打开
B.
无司机操作将小门打开
C.
无司机操作将小门闭合
D.
处于长闭状态，检修时才打开
查看完整题目与答案
【单选题】当乘客启动位于门板两侧的按钮时，内端门打开，经过（）秒延时，内端门自动关闭。门在5秒钟之后将会自动关闭。关闭循环将会自己重复5次。如果门仍旧不能关闭，就会给出“故障”信号，操作将会中断120秒钟。
A.
20
B.
10
C.
25
D.
15
查看完整题目与答案