皮皮学，免费搜题
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【单选题】
根据我国宪法关于公民基本权利的规定，下列哪一说法是正确的?( )
A.
我国宪法没有明确公民信仰宗教的自由
B.
我国公民的出版自由不能被剥夺
C.
我国公民在年老、疾病或者遭受抢劫获得物质帮助的权利
D.
我国劳动者有休息的权利
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【单选题】The company has ___________ into a major chemical manufacturer.( ) A. evolve B. involve C. revolve D. convolve
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evolve
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involve
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revolve
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convolve
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【单选题】The products of the chemical industry make a major contribution to present-day standards of living, and life today______impossible without these products.
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is
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has been
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D.
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【单选题】ATP is the cells ’ major chemical form of energy, and often it is converted to ADP during reactions, thereby releasing energy to allow the reaction to proceed in the forward direction. The highest ene...
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B.
Ribose and phosphate
C.
Ribose and adenine
D.
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E.
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【单选题】如图所示,由三根细绳悬挂在横木上,三根细绳的末端都悬挂了金属重物。绳1和绳3长度相同。绳2较短。在绳1和绳2末端悬挂10单位的重物。在绳3的末端悬挂5单位的重物。悬挂重物的细绳可以来回摆动,且摆动的周期可以测量。如果你想研究细绳的长度是否对摆动周期有影响。 你会用哪一个或一组细绳进行测试?
A.
只需用其中任何一根细绳
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【判断题】万向节是应用最广泛的离合器。( )
A.
正确
B.
错误
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【单选题】Which would be the major responsibility (责任，职责) of the chemical engineer?
A.
direct research and development work
B.
perform. chemical analysis (分析)
C.
supervise (监督，指导) production work
D.
direct other workers
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【判断题】综合指数和平均数指数相比较,综合指数只能够根据全面资料才能编制,平均数指数则更加灵活。
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【单选题】The small company has _______ into a major chemical manufacturer of the country.
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【单选题】The company has ___________ into a major chemical manufacturer.( ) A. evolve B. involve C. revolve D. convolve
A.
evolve
B.
involve
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revolve
D.
convolve
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【单选题】The products of the chemical industry make a major contribution to present-day standards of living, and life today______impossible without these products.
A.
is
B.
has been
C.
would be
D.
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查看完整题目与答案
【单选题】术后恶心、呕吐的常见原因
A.
感染
B.
尿潴留
C.
麻醉后反应
D.
膈下感染
E.
内出血
查看完整题目与答案
【单选题】ATP is the cells ’ major chemical form of energy, and often it is converted to ADP during reactions, thereby releasing energy to allow the reaction to proceed in the forward direction. The highest ene...
A.
Adenosine and phosphate
B.
Ribose and phosphate
C.
Ribose and adenine
D.
Two hydroxyl groups in the ribose ring
E.
Two phosphate groups
查看完整题目与答案
【单选题】如图所示,由三根细绳悬挂在横木上,三根细绳的末端都悬挂了金属重物。绳1和绳3长度相同。绳2较短。在绳1和绳2末端悬挂10单位的重物。在绳3的末端悬挂5单位的重物。悬挂重物的细绳可以来回摆动,且摆动的周期可以测量。如果你想研究细绳的长度是否对摆动周期有影响。 你会用哪一个或一组细绳进行测试?
A.
只需用其中任何一根细绳
B.
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C.
绳2和绳3
D.
绳1和绳3
E.
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查看完整题目与答案
【判断题】万向节是应用最广泛的离合器。( )
A.
正确
B.
错误
查看完整题目与答案
【单选题】Which would be the major responsibility (责任，职责) of the chemical engineer?
A.
direct research and development work
B.
perform. chemical analysis (分析)
C.
supervise (监督，指导) production work
D.
direct other workers
查看完整题目与答案