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阅读材料，回答问题。 钻石是高温、高压条件下形成的一种单质晶体。A国被称为“钻石之国”，约有1／3的人口从事钻石采集，采集区主要分布在河流下游的河滩地带，河流汛期之后往往是钻石采集的高峰。钻石的出口为该国带来了财富，而这个国家却是世界上最贫困的国家之一。 每年5～10月为A国的雨季，降水丰富，说明此时降水形成的条件。
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举一反三
【单选题】We will discuss the project between ______after the meeting.
A.
our
B.
ours
C.
ourselves
D.
ourself
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【判断题】The most remarkable thing that night was that not only didn ’ t anyone die, but not a single person, not even a firefighter, was injured.
A.
正确
B.
错误
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【判断题】高处作业初次使用吊篮时应缓慢运行,观察有无障碍物,一旦发现要及时处理,否则应停止操作。
A.
正确
B.
错误
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【判断题】[判断题]高处作业初次使用吊篮时应缓慢运行,观察有无障碍物,一旦发现要及时处理,否则应停止操作。
A.
正确
B.
错误
查看完整题目与答案
【单选题】The most remarkable thing about the Pilatus Porter is that _____
A.
it can be used as a taxi
B.
it doesn't need a runaway to land on
C.
it can carry seven passengers
D.
it is a Swiss aeroplane
查看完整题目与答案
【判断题】高处作业初次使用吊篮时应缓慢运行,观察有无障碍物,一旦发现要及时处理,否则应停止操作。
A.
正确
B.
错误
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【单选题】江苏沿海地区建有世界第一个野生( )保护区
A.
丹顶鹤
B.
麋鹿
C.
天鹅
D.
红树林
查看完整题目与答案
【单选题】Read the following passage and answer the questions.Passage 1For most people learning to drive, the driving test arises ahead as a major barrier. It is also a general source of conversation whenever d...
A.
some examiners can go to occasional centers from the permanent centers
B.
routes and conditions have to be the same everywhere
C.
there has to be enough parking space for the candidates and the examiners
D.
not every town could provide enough test routes close to permanent centers
查看完整题目与答案
【单选题】Read the following passage and answer the questions.Passage 1For most people learning to drive, the driving test arises ahead as a major barrier. It is also a general source of conversation whenever d...
A.
test routes have roughly the same conditions everywhere
B.
candidate drivers pass the test
C.
all candidates are treated equally by the examiners during the test
D.
some test centers do not have enough parking space
查看完整题目与答案
【单选题】04-35平层感应器和隔磁板(遮光板)安装应平正、垂直。隔磁板(遮光板)插入感应器时两侧间隙应尽量一致,其偏差最大不得大于( )mm。
A.
1
B.
2
C.
3
D.
4
查看完整题目与答案
相关题目：
【单选题】We will discuss the project between ______after the meeting.
A.
our
B.
ours
C.
ourselves
D.
ourself
查看完整题目与答案
【判断题】The most remarkable thing that night was that not only didn ’ t anyone die, but not a single person, not even a firefighter, was injured.
A.
正确
B.
错误
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【判断题】高处作业初次使用吊篮时应缓慢运行,观察有无障碍物,一旦发现要及时处理,否则应停止操作。
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B.
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【判断题】[判断题]高处作业初次使用吊篮时应缓慢运行,观察有无障碍物,一旦发现要及时处理,否则应停止操作。
A.
正确
B.
错误
查看完整题目与答案
【单选题】The most remarkable thing about the Pilatus Porter is that _____
A.
it can be used as a taxi
B.
it doesn't need a runaway to land on
C.
it can carry seven passengers
D.
it is a Swiss aeroplane
查看完整题目与答案
【判断题】高处作业初次使用吊篮时应缓慢运行,观察有无障碍物,一旦发现要及时处理,否则应停止操作。
A.
正确
B.
错误
查看完整题目与答案
【单选题】江苏沿海地区建有世界第一个野生( )保护区
A.
丹顶鹤
B.
麋鹿
C.
天鹅
D.
红树林
查看完整题目与答案
【单选题】Read the following passage and answer the questions.Passage 1For most people learning to drive, the driving test arises ahead as a major barrier. It is also a general source of conversation whenever d...
A.
some examiners can go to occasional centers from the permanent centers
B.
routes and conditions have to be the same everywhere
C.
there has to be enough parking space for the candidates and the examiners
D.
not every town could provide enough test routes close to permanent centers
查看完整题目与答案
【单选题】Read the following passage and answer the questions.Passage 1For most people learning to drive, the driving test arises ahead as a major barrier. It is also a general source of conversation whenever d...
A.
test routes have roughly the same conditions everywhere
B.
candidate drivers pass the test
C.
all candidates are treated equally by the examiners during the test
D.
some test centers do not have enough parking space
查看完整题目与答案
【单选题】04-35平层感应器和隔磁板(遮光板)安装应平正、垂直。隔磁板(遮光板)插入感应器时两侧间隙应尽量一致,其偏差最大不得大于( )mm。
A.
1
B.
2
C.
3
D.
4
查看完整题目与答案