右图所示为何种电路开关（） A.空气断路器 B.漏电断路保护器 C.过载断路器 D.

阅读理解。

      Someone once wrote, "All work and no play makes Jack a dull boy." Work is important, but everyone

needs leisure time too.1. Leisure time means free time to do whatever you want. It is a time for anything

that interests you. Some people like to play sports for good health. Others like to go to interesting places,

such as museums or parks. Many people have hobbies. They make things or collect things. Right now,

someone is enjoying a hobby somewhere.

       People collect coins, stamps, rocks, or books. Everyone likes to make something. You could make a

boat or a table, a sweater or a fishing net, a bird cage or an apple pie. 2.  It doesn't matter what you make,

as long as it's something you do yourself. People with hobbies are not dull. They are interesting because

they can talk about their leisure activities. Some work and some play will make you interesting too.

1. 改成同义句，每空一词。

   People can do ______ they want in their ______ time.

2. 把文中划线部分译成汉语。

    _________________________________________

3. 根据短文填空，每空一词。

    It is true that hobbies are ______  important ______ work.

国家对不动产实行统一登记制度。

大气污染：指因人类的生产生活使某种物质进入大气从而导致其特性改变，使人们的生活、身体健康以及生态环境直接或间接遭受危害的现象。主要污染物有烟尘、粉尘、硫氧化物、一氧化碳、碳氢化物、放射性污染等。下列所述属于大气污染的是( )。

A．韩庄农户有几十辆农用大卡车废弃在麦田里，影响了春耕时间

B．淮河水质从解放前至今，越来越差

C．兰州市上空布满了驱之不去的“阴云”，那是市郊工厂的废气

D．汽车轰鸣声弄得老王整夜没有睡好觉

2007年7月1日，红光厂以房产抵押向银行贷款300万元。至2008年12月31日，贷款本息共计320万元，由于红光厂发生财务困难，不能按合同规定归还贷款，经双方协定，红光厂以原抵押房产还其全部贷款。该房产为2005年12月购入，原值180万元，折旧年限20年。目前该资产的市场公允价格是200万元，银行放弃对其余债权的追索权利。营业税税率5%，教育费附加3%，城市维护建设税7%。

红光厂债务重组收益是（）。

A.320万元

B.200万元

C.180万元

D.120万元