皮皮学，免费搜题
登录
搜题
【单选题】
产品经过试销,消费者对新产品已经有所了解,产品的销路打开,销量开始迅速增长,产品基本定型,可以大批量生产,属于产品生命周期中的( )A.
导入期
B.
成熟期
C.
成长期
D.
衰退期
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】When Adam Smith spoke of the principle of the 'invisible hand' , he meant that______.
A.
the government regulates all firms in such a manner that the 'social responsibility' of business is assured
B.
the pursuit of one's own self-interest will lead to the best good for all
C.
cooperation among producers is necessary to minimize losses
D.
governmental intervention in the marketplace may be necessary to have steady growth in national output
【单选题】He was in extreme state of distress and depression when he knew that he had ______ lung cancer.
A.
extracted
B.
contracted
C.
abstracted
D.
attracted
【简答题】He always ______________(忠于) his principle.
【单选题】你听过“零工经济”吗? 通过网站或APP,分享你的知识、技能、经验,帮别人解决问题从而获取报酬。在全职工作之外,利用碎片化时间打“零工”;若是处在求职空档期,也可以尝试时间短、形式灵活的小项目。以下对“零工经济”的认识不正确的是
A.
劳动者通过“零工经济”取得的收入属于按资本要素分配
B.
“零工经济”可以降低就业成本，增强劳动者就业灵活性
C.
“零工经济”可能会给劳动者维护自身权益带来困难
D.
“零工经济”将对我国社会保障体系建设带来挑战
【单选题】The Cooperative Principle was proposed by
A.
Saussure.
B.
Halliday.
C.
Searle.
D.
Ca-ice.
【单选题】Esquith's principle of teaching is different from the general one in that ______.
A.
he dismisses the concept of extra homework for students
B.
he pays less attention to students' academic performances
C.
he insists on giving harder lessons to more advanced students
D.
he places greater emphasis on hard work in students' learning
【单选题】表现性角色是指不以获得经济的利益和报酬为目的，而是以表现社会制度与秩序，表现社会行为规范，价值观念，思想道德等为目的的社会角色。根据上述定义，下列属于表现性角色的是( )
A.
法院的法官
B.
商业银行的职员
C.
建筑公司的工程师
D.
雪碧超市的老板
【单选题】Some of the national heroes would ______ some principle all their lives.
A.
follow
B.
take
C.
carry
D.
serve
相关题目：