【单选题】【消耗次数：1】
( )是引起债权债务关系发生的最主要最普遍的根据。
①
侵权行为
②
合同
③
无因管理
④
不当得利
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【单选题】
根据不当得利之债的构成要件，下列事实中，不构成不当得利之债的事实是
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公民甲基于租赁合同应当向公民乙支付租金2万元，而实际支付3万元
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火车站将甲的货错发给乙
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因风灾甲的100匹马跑入乙的马群中
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甲因赌博输给乙5万元
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下列情形中构成不当得利之债的是（ ? ）。
①
总承包单位为分包单位作业人员缴纳意外伤害保险费用
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建设单位在开工之初按照约定支付工程预付款
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施工单位在施工过程中获得了设计变更增加的工程款项
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施工单位向劳务分包多支付了劳务报酬
【单选题】
下列情形中构成不当得利之债的是（ ）。
①
总承包单位为分包单位作业人员缴纳意外伤害保险费用
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建设单位在开工之初按照约定支付工程预付款
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施工单位在施工过程中获得了设计变更增加的工程款项
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施工单位向劳务分包多支付了劳务报酬
【单选题】
在下列哪种情形中，甲构成不当得利
①
某城市修建地铁，地铁附近居民甲的房屋大幅升值
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甲、乙之间订有买卖合同，价款为8000元，甲将6000元的带有瑕疵的标的物卖给乙
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甲在赌场参加赌博，乙输给甲5000元，并当场支付给甲
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甲到某超市购物，付款时由于收银员的疏忽，致使一件价值500元的商品未付款
随机题目
【单选题】
A: Whats there to do at night? B: There are clubs, concerts, players and so on. [填空]!
①
You make it
②
You name it
③
You manage it
④
Yes, I didnt hear you
【单选题】
A: Can I help you? B: [填空]. Where do I pay my fees?
①
Thank you
②
As you please
③
Yes, you can
④
Yes, please
【单选题】
A: Why did your boss shout at you? B: [填空]. He was just in a bad mood.
①
Nothing in particular
②
who knows
③
You said it
④
Im quite surprised
【单选题】
A: I went on a date with Susan last weekend. B: Really? [填空]? A: I couldnt ask for a better night.
①
Is she nice
②
How was it
③
Is it a beautiful night
④
Did you like her
【单选题】
A: Id like a cup of coffee. B: [填空], is instant OK?
①
Im sure
②
No kidding
③
Sure I do
④
Of course
【单选题】
A: Happy New Year to you. B: [填空]
①
Yes，Im happy.
②
How about you
③
Fine，thank you.
④
The same to you.
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A: You look so beautiful in this dress today. B: [填空].
①
It cost me a fortune
②
Its very nice of you
③
It will be nice on you too
④
I hope you like it
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A: Hello, this is Bill. Id like to speak with Mr Wang, please. B: [填空]
①
Who is speaking over there?
②
Sorry, he is not available at the moment.
③
Can you tell me who you are?
④
Theres no one here by that name.
【单选题】
A: [填空]? B: Its Monday.
①
What day is it
②
Whats the date today
③
Whats the time
④
What time is it
【单选题】
A: I must apologize to you for the delay. B: [填空].
①
Thats all right
②
No trouble at all
③
All the best
④
You are welcome