单选题:邮政企业利用邮政的网络设施,开办信函、包裹、物流、金融等多种业务,是基于邮政行业存在( ) 题目分类:邮电经济专业知识与实务 题目类型:单选题 查看权限:VIP 题目内容: 邮政企业利用邮政的网络设施,开办信函、包裹、物流、金融等多种业务,是基于邮政行业存在( ) A.规模经济性 B.范围经济性 C.生产的网络性 D.网络外部性 参考答案: 答案解析:
—Do you think we’ll still catch the train? — Well, we won’t —Do you think we’ll still catch the train? — Well, we won’t we walk faster. A.a 分类:邮电经济专业知识与实务 题型:单选题 查看答案
While cleaning a long-deserted house the other day I came an While cleaning a long-deserted house the other day I came an old photo of my gr 分类:邮电经济专业知识与实务 题型:单选题 查看答案
Have you any rooms _______? We’ll stay here for only two day Have you any rooms _______? We’ll stay here for only two days. A.to spare B.to s 分类:邮电经济专业知识与实务 题型:单选题 查看答案
—Can I get you a cup of tea? —______. —Can I get you a cup of tea? —______. A.That’s very nice of you B.With pleasure 分类:邮电经济专业知识与实务 题型:单选题 查看答案
The TV play we watched last night was very ________. The TV play we watched last night was very ________. A.frightening B.afraid C.fr 分类:邮电经济专业知识与实务 题型:单选题 查看答案