问题
单项选择题
产品的生命周期，是指产品的( )。
A．使用寿命
B．市场寿命
C．经济寿命
D．服务寿命
答案
参考答案：B
解析： 市场营销中的产品生命周期不是指产品的使用寿命，而是指产品的市场寿命，即一种产品从投入市场到最终被市场所淘汰的全过程。
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产品的生命周期，是指产品的( )。
A．使用寿命
B．市场寿命
C．经济寿命
D．服务寿命
参考答案：B
解析： 市场营销中的产品生命周期不是指产品的使用寿命，而是指产品的市场寿命，即一种产品从投入市场到最终被市场所淘汰的全过程。
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| I was tired and hungry after a long day of work. When I walked into the livingroom, my 12yearold son looked up at me and said, "I__1__you." I did not__2__what to say, and I just stood there, looking __3__at him. My first__4__was that he__5__need help with his homework. Then I asked, "What was that all__6__?" "Nothing," he said, "My teacher said we should tell our parents we love them and__7__what they say." The next day I called his teacher to__8__more about what my son said and how the other parents had reacted( 反应). "Most of the fathers had the__9__response as you did," the teacher said, "When I first__10__that we try this, I asked the children__11 _they thought their parents__12__say. Some of them thought their parents would have heart trouble." Then the teacher__13__, " I want my students to know that feeling love is an important part of __14__. I'm trying to tell them it's too bad that we don't express our feelings. A boy__15__tell his father or mother he loves him or her." The teacher understands that sometimes it is__16 _for some of us to say something that is good for us to say. That evening when my son__17__to me, I took him in my arms and held on for an__18 _moment, saying, "Hey, I love you,__19__." I don't know if saying that made__20__of us healthier, but it did feel pretty good. | ||||
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