对于消费品中的耐用品来说，由于它们属于一次性购买、长期使用的产品，品牌形象、质量、售后服务等因素都非常重要，所以宜采用()。
A. 成本领先战略
B. 差异化战略
C. 集中化战略
D. 收缩型战略
查看答案
One way to avoid being stuck in the different options to solve the problem is to______ .
A. stick to the best option
B. compare the advantages and disadvantages of different options
C. ask other people for advice
D. try the best option but be ready to abandon it once it turns out to be not good
设∑：x2＋y2＋z2＝1(z≥0)，∑1为∑在第一卦限的部分，则()．
The main idea of the passage is -
A. you should pay more attention to your gesture.
B. nonverbal elements play an important role in communication interchange
C. the importance of body language
D. you should not pay attention to your pronunciation and intonation
Disputes with a neighbor can bring very bad feelings to people.
A. Right
B. Wrong
C. Not mentioned
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