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【单选题】
生产的火灾危险性是按照生产过程中使用或者加工的物品的火灾危险性进行分类的。按GJ16--87《建筑设计防火规范》下列不属于甲类火灾危险性的是()。
A.
≥28℃至〈60℃的液体
B.
常温下能自行分解或空气中氧化即能导致迅速或爆炸的物质
C.
遇酸、受热、撞击、摩擦、催化及遇有机物或硫磺等易燃的无机物,极易引起燃烧或爆炸的强氧化剂
D.
受撞击、摩擦或与氧化剂、有机物接触时引起燃烧或爆炸的物质
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【单选题】The naughty boy _____ to me that the hen_____ there just now had_____ two eggs the day before. [     ]
A.
laid, laid, laid
B.
1ied, lying, laid
C.
1ied, laid, lain
D.
1aid, lay, lain
【单选题】Eight times within the past million years, something in the Earth's climatic equation has changed, allowing snow in the mountains and the northern latitudes to accumulate from one season to the next i...
A.
Marine sediments have allowed scientists to amass evidence tending to confirm that astronomical cycles drive the Earth's glacial cycles.
B.
The ratio between two different isotopes of oxygen in seawater correlates closely with the size of the Earth's ice sheets.
C.
Surprisingly, single-cell marine organisms provide a record of the Earth's ice ages.
D.
The Earth's astronomical cycles have recently been revealed to have an unexpectedly large impact on the Earth's climate.
【多选题】在进行车辆配载时,应遵循的原则包括( ABCD )
A.
充分利用车辆的有效容积和载重量
B.
重不压轻,大不压小
C.
尽量做到 “先送后装”
D.
货物标签朝外
【单选题】The naughty boy _______ to me that the hen that ______ there just now had_____ two eggs the day
A.
26. The naughty boy _______ to me that the hen that ______ there just now had_____ two eggs the day before. A.laid; laid; laid
B.
laid; lay; lain
C.
lied; lay; laid
D.
lied; laid; lain
【单选题】物质的量浓度的符号为
A.
p
B.
c(B)
C.
p(B)
D.
w(B)
【多选题】发现有人触电时,切断电源的方法有()
A.
拉下电闸
B.
用干木棍把触电者身上的电线挑开
C.
用手拉开触电者
D.
用手把电线拿走
E.
以上答案都不对
【单选题】What would be displayed as a result of the following code? int x = 578; System.out.print("There are " + x + 5 + "\n" + "hens in the hen house.");
A.
There are 583 hens in the hen house.
B.
There are 5785 hens in the hen house.
C.
There are x5\nhens in the hen house.
D.
There are 5785 hens in the hen house.
【单选题】The hen _____ there,_____ eggs.
A.
laid;laying
B.
lay;laing
C.
laid;lying
D.
lay;lying
【多选题】发现有人触电时,切断电源的方法有()
A.
拉下电闸
B.
用干木棒把触电者身上的电线挑开
C.
用手拉开触电者
D.
用手把电线拿走
E.
以上都对
【单选题】Eight times within the past million years, something in the Earth's climatic equation has changed, allowing snow in the mountains and the northern latitudes to accumulate from one season to the next i...
A.
unfolding a phenomenon.
B.
posing a contrast.
C.
refuting a speculation.
D.
testifying a hypothesis.
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