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【单选题】
消费者在购买冰箱时,在普通上下双开门冰箱、2开门冰箱和左右对开门冰箱之间进行权衡选择,这种不同类型冰箱之间的竞争关系属于A.
愿望竞争者
B.
一般竞争者
C.
产品形式竞争者
D.
品牌竞争者
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】下列护理目标的陈述,正确的是:
A.
病人了解糖尿病饮食方面的知识
B.
病人免疫力增强
C.
护士教会病人注射胰岛素的正确方法
D.
病人学会自测血糖
E.
病人的糖尿病彻底治愈
【单选题】藻酸盐分离剂的分离作用是
A.
分离剂失水干燥形成分离膜
B.
分离剂与石膏表面的钙离子进行反应形成分离膜
C.
分离剂与MMA单体进行反应形成分离膜
D.
分离剂自身发生化学反应形成分离膜
E.
分离剂自身发生物理变化形成膜
【单选题】At ( ), photography is a chemical process, during which a light-sensitive material is altered when exposed to light.
A.
its most basic
B.
its basic
C.
the most basic
D.
the basic
【单选题】Directions: Choose the one that best completes the sentence, or fully expresses the meaning of the given word. As Hopkins shakily stepped aboard King’s barge from the accommodation ladder, the stern r...
A.
a swell of pride
B.
the swell on his leg
C.
The boat was caught in a heavy swell.
D.
We had a swell time.
【单选题】听力原文：M: I heard from Ron that you are going to teach photography at a local college. You must be very excited. I always thought that your pictures were good, but who would have ever guessed that you'd...
A.
Take a photography course at a local college.
B.
Meet her college friends.
C.
Write stories about her trips.
D.
Give a talk in front of many people.
【简答题】What did the pilot say at that critical moment and what does he mean?
【简答题】What did the pilot and flight attendants do to deal with the emergency?
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