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【单选题】
同心多角化经营战略是指企业以一种主要产品为圆心，充分利用该产品在技术、市场上的优势和特长，不断向外扩散，生产多种产品，充实产品系列结构的战略，它是企业利用原有的生产技术条件，制造与原产品用途不同的新产品。根据上述定义，下列企业使用了同心多角化经营战略的是：A.
某汽车生产企业通过兼并和控股等方式开拓和扩大市场，斥巨资收购了国外知名汽车生产企业，并把自己原来的高端产品并归于该知名品牌下
B.
某石油勘探开发公司对自己开采的石油进行炼化，生产各种石化产品，并自行组织这些产品的销售
C.
某服装生产企业以其独特新颖的设计驰名全国，获得成功后，又投资建筑、商品零售等多个行业，发展成为综合性的集团公司
D.
某企业所生产的电冰箱制冷效果好，销量在国内同类产品中居于领先地位，后来该企业又生产空调，产品也深受消费者喜爱
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【简答题】A．Because she wanted to see her old house. B．Because she thought of her parents. C．Because she was not good at singing. D．Because she wanted to look at the lights.
【单选题】“Why are the school windows so dirty?’’ “Because ___ to have them cleaned.”
A.
the school is not affording
B.
it is not afforded
C.
it is too expensive
D.
they are very expensive
【单选题】Neither of her parents wanted her to her cousin.
A.
marry
B.
marry to
C.
marry with
D.
marry for
【简答题】“Why are the school windows so dirty?’’ “Because ___ to have them cleaned.”A. the school is not affording B. it is not afforded C. it is too expensive D. they are very expensive
【单选题】根据下列内容，回答题。 患儿，女，1岁。冬季发病，出现腹泻，水样大便，无腥臭味，每日7～8次，大便常规检查未见异常。 最可能的病因 查看材料
A.
腺病毒肠炎
B.
轮状病毒肠炎
C.
埃可病毒肠炎
D.
大肠埃希菌肠炎
E.
真菌性肠炎
【判断题】这些年来,在世界货物海运量中,散物年运输量约占世界年总海运运输量的14%左右,是仅次于石油运输量、居世界货物海运量第2位的货类。在散货运输量中,煤炭和矿石的运量又约占了90%。
A.
正确
B.
错误
【单选题】It was easy for her to learn French because _______ of her parents spoke the language.
A.
none
B.
neither
C.
both
D.
all
【单选题】“Why are the school windows so dirty?’’
A.
ecause ___ to have them cleaned.”
B.
the school is not affording
C.
it is not afforded
D.
it is too expensive
E.
they are very expensive
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