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【单选题】
在营销环境分析中，PEST模型是指()。A.
经济、法律、文化、技术环境
B.
经济、政治、文化、技术环境
C.
经济、法律、技术环境、文化
D.
政治、经济、社会、技术环境
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【简答题】The charging system provides electrical energy for all the electrical components of the vehicle. The battery provides the electrical energy for starting, but once the engine is running, the alternato...
【单选题】The ____ bell has been repaired by an _____ engineer.
A.
electrical; electric
B.
electrical; electrical
C.
electric; electrical
D.
electronic; electric
【单选题】Compared to common electrical conductors, superconductors
A.
have little or no electrical resistance.
B.
can be used for a long time.
C.
are not energy-efficient.
D.
can be made easily.
【简答题】单句改错 1. There is no electrical station in this area. 2. It's hot, but the electrical fan isn't working. __ 3. You should send the electrical produced graph to the boss right away. __
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