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【判断题】
限速器及补偿装置的及断绳开关能自动切断电梯控制回路,使电梯停止运行,起安全保护作用。判断
A.
正确
B.
错误
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参考答案：
举一反三
【单选题】William found it increasingly difficult to read, for his eyesight was beginning to _____. [     ]
A.
disappear
B.
fall
C.
 fail
D.
damage
查看完整题目与答案
【单选题】At last the policemen used tear gas to ______ the demonstrators.
A.
disperse
B.
dispatch
C.
disappear
D.
vanish
查看完整题目与答案
【单选题】听力原文：W: There must be a thunderstorm in some place, because the picture isn't very sharp and the sound isn't clear. M: I think you are right. They said on the radio last night that a storm was coming ...
A.
Looking at the photos.
B.
Listening to the radio.
C.
Watching television.
查看完整题目与答案
【单选题】The ______ of the picture on our television isn't very good. [     ]
A.
qualities
B.
quantity
C.
quantities
D.
quality
查看完整题目与答案
【多选题】关于N52发动机装备的三级可变DISA，下列描述正确的是（）
A.
DISA风门采用真空控制
B.
DISA风门采用电动控制
C.
在发动机转速较低状态，两个DISA风门都处于关闭状态
D.
在中等转速范围，两个DISA风门都处于打开状态
查看完整题目与答案
【多选题】按规定龄期的( )和( )来划分水泥的强度等级。
A.
抗压强度
B.
屈服强度
C.
抗折强度
D.
弹性模量
查看完整题目与答案
【简答题】Chirs was _____(disappoint) with his low score on the exam.
查看完整题目与答案
【单选题】At the end of the passage the author seems to suggest that life in future is ______.
A.
disastrous
B.
unpredictable
C.
exciting
D.
colourful
查看完整题目与答案
【单选题】According to the passage, what leads to the lack of qualified workers in the US?
A.
The disadvantages of the agrarian-age education system.
B.
The shortage of work opportunities due to the declining economy.
C.
The cooling of American economy.
D.
Both the education system and the workforce classification.
查看完整题目与答案
【单选题】听力原文：W: There must be a thunderstorm in some place, because the picture isn't very sharp and the sound isn't clear? M: I think you are right. They said on the radio last night that a storm was coming ...
A.
Looking at the photos.
B.
Listening to the radio.
C.
Watching television.
D.
Reading a newspaper.
查看完整题目与答案
相关题目：
【单选题】William found it increasingly difficult to read, for his eyesight was beginning to _____. [     ]
A.
disappear
B.
fall
C.
 fail
D.
damage
查看完整题目与答案
【单选题】At last the policemen used tear gas to ______ the demonstrators.
A.
disperse
B.
dispatch
C.
disappear
D.
vanish
查看完整题目与答案
【单选题】听力原文：W: There must be a thunderstorm in some place, because the picture isn't very sharp and the sound isn't clear. M: I think you are right. They said on the radio last night that a storm was coming ...
A.
Looking at the photos.
B.
Listening to the radio.
C.
Watching television.
查看完整题目与答案
【单选题】The ______ of the picture on our television isn't very good. [     ]
A.
qualities
B.
quantity
C.
quantities
D.
quality
查看完整题目与答案
【多选题】关于N52发动机装备的三级可变DISA，下列描述正确的是（）
A.
DISA风门采用真空控制
B.
DISA风门采用电动控制
C.
在发动机转速较低状态，两个DISA风门都处于关闭状态
D.
在中等转速范围，两个DISA风门都处于打开状态
查看完整题目与答案
【多选题】按规定龄期的( )和( )来划分水泥的强度等级。
A.
抗压强度
B.
屈服强度
C.
抗折强度
D.
弹性模量
查看完整题目与答案
【简答题】Chirs was _____(disappoint) with his low score on the exam.
查看完整题目与答案
【单选题】At the end of the passage the author seems to suggest that life in future is ______.
A.
disastrous
B.
unpredictable
C.
exciting
D.
colourful
查看完整题目与答案
【单选题】According to the passage, what leads to the lack of qualified workers in the US?
A.
The disadvantages of the agrarian-age education system.
B.
The shortage of work opportunities due to the declining economy.
C.
The cooling of American economy.
D.
Both the education system and the workforce classification.
查看完整题目与答案
【单选题】听力原文：W: There must be a thunderstorm in some place, because the picture isn't very sharp and the sound isn't clear? M: I think you are right. They said on the radio last night that a storm was coming ...
A.
Looking at the photos.
B.
Listening to the radio.
C.
Watching television.
D.
Reading a newspaper.
查看完整题目与答案
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