技术方案经济效果评价的主要内容是分析论证技术方案的()。 A.技术先进性和经济合理性

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问题:

技术方案经济效果评价的主要内容是分析论证技术方案的()。

A.技术先进性和经济合理性

B.技术可靠性和财务盈利性

C.财务盈利性和抗风险能力

D.财务可行性和经济合理性

考点:一级建造师建设工程经济一级建造师建设工程经济真题2014年及答案解析
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关于四边形ABCD ①两组对边分别平行;②两组对边分别相等;③有一组对边平行且相等;④对角线AC和BD相等;以上四个条件中可以判定四边形ABCD是平行四边形的有(  )

A.1个

B.2个

C.3个

D.4个

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阅读理解。

     For the most part, you are probably only exposed to the music that is played on your favorite radio

stations and TV shows, music Web sites, or the music that your friends and family members enjoy. While

you probably know a lot about your favorite type of music, it can be a rewarding experience to enlarge

your horizons (眼界), discovering artists and types of music that you're not familiar with. Who knows,

you might discover you like certain types of music you never even considered.

     Have you ever wondered about the history and influences of your favorite types of music ? For

example, did you know that rock 'n' roll originated (起源) from the blues, and that the blues began as a

form of musical expression for African Americans during slavery (奴隶制度)? Did you know that most

hip-hop is heavily influenced by early rhythm blues and jazz ?

     There are many fun ways to learn about different musical styles and their historical roots. For example,

if you like hip-hop, listen to some of your favorite CDs and take note of the samples the performers used

to create the songs. There is a possibility that the artist used parts of older songs to create the music. You

can go to the library or online to learn more about the artists and listen to more of their music by checking out CDs from the library or downloading songs online for a small fee.

     You can learn so much about culture and history just by paying attention to different types of music

and what is being expressed in the songs. There are so many different styles of music to learn about, and

you owe(欠)it to yourself to make an effort to listen to and learn about them.

1. The main topic of this passage is _____.

A. creating music

B. performing music

C. enjoying your favorite music

D. learning about music

2. What music did African Americans use to express their feelings of being slaves ?

A. Rock 'n' roll.

B. The blues.

C. Hip-hop.

D. Jazz.

3. How can you learn about culture and history through music ?

A. By writing down the names of the music.

B. By creating music from older songs yourself.

C. By caring about what is being expressed in music.

D. By keeping a record of fees after downloading songs online.

4. By saying the underlined sentence in the last paragraph, the author probably means that _____.

A. you should try harder to learn about music

B. you should return something to music

C. you should borrow music CDs from others

D. you should buy music CDs yourself

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对于低压停电作业,应从各方面()电源,将配电箱加锁。

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那达慕大会与哪个民族有关?

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我国主要采用业主委员会代表全体业主决策的作法,业主委员会对业主的重大事项享有( )。

A.决策权
B.管理权
C.表决权
D.建议权

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