当一个人弹奏钢琴,柔美的琴声飘入邻居的房内,邻居由此而心旷神怡,但并不为此而付费时,

题型:判断题

问题:

当一个人弹奏钢琴,柔美的琴声飘入邻居的房内,邻居由此而心旷神怡,但并不为此而付费时,此时溢出的效应是负的溢出效应。

考点:经济学类生活中的经济学生活中的经济学题库
题型:判断题

  Come to this great store and have a look. Here are some interesting things.

Card game

This is an interesting card game. It can bring you lots of fun.

Price: $9

Big Ben clock

Do you know the Big Ben in London? Here you can buy a Big Ben clock and put it on your desk.

Price: $15

Bus money box

Is it a toy bus? Yes, and you can put your money in it.

Price: $6

Bus pencil sharpener

This red bus is really a pencil sharpener. You can take it to school in your backpack.

Price: $3

小题1:How much is the Big Ben clock?

A.$9.

B.$15.

C.$6.

D.$3.小题2: Where can you put your money?

A.In a card box.

B.In the Big Ben clock.

C.In the bus money box.

D.In the bus pencil sharpener.小题3:What’s the red bus in the passage?

A.A toy.

B.A clock.

C.A bus.

D.A pencil sharpener.

题型:判断题

低层住宅的平面组合形式包括( )。

A.单元式

B.独院式

C.跃层式

D.双联式

E.联排式

题型:判断题

从事易燃易爆化学危险品生产和使用的岗位人员应经()方准上岗

A、人民法院批准 

B、单位领导批准 

C、消防安全培训合格 

D、审查达到规定年令

题型:判断题

液力传动有何缺点?

题型:判断题

广东首部非遗主题微电影《鹤无双》上映,该剧以国家级非物质文化遗产三灶鹤舞为题材,讲述了爷孙两间的鹤舞传承故事,将历史与个人、文化与亲情、传承与创新等内容巧妙地融合在一起。对此理解正确的是()

①人民群众是文化创造和发展的主体②文化引导和制约着社会实践的发展

③文化越是民族的越是世界的④文艺创作要在继承的基础上发展

A.①②

B.②③

C.①④

D.③④

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