下列债务中属于法定之债的是( )。A.合同之债 B.单方允许之债 C.不当得利之债

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问题:

下列债务中属于法定之债的是( )。

A.合同之债

B.单方允许之债

C.不当得利之债

D.无因管理之债

E.侵权行为之债

考点:一级建造师建设工程法规及相关知识建设工程法规及相关知识
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For more than two centuries, American’s colleges and universities have been the backbone of the country’s progress. They have educated the technical, managerial, (1) and provided generation after generation of national leaders. Today educators from around the globe are turning to U. S. institutions of higher learning (2) . They are apt to find many reasons for the excellence of American universities, but (3) stand out as watersheds:
Education (4) : In 1862 Congress enacted the Land-Grant College Act, which essentially extended the opportunity of higher education (5) , including such disenfranchised groups as women and minorities. Each state was permitted to sell large tracts of (6) and use the proceeds to endow at least one public college.
(7) : Over the years, the decentralization and diversity of the America’s colleges and universities have promoted competition for students and resources. Competitive pressure first arose (8) . The academy’s impact really grew after World War II, when (9) commissioned by President Roosevelt argued that it was the federal government’s responsibility to (10) for basic research. Instead of being centralized in government laboratories, scientific research (11) in American universities and generated increasing investment. It also gave graduate students research opportunities and helped (12) far and wide, to the benefit of industry, medicine and society as a whole.
(13) : The end of the World War II saw passage of the Servicemen’s Readjustment Act of 1944. The law, which provided for (14) for returning veterans, made an already democratic higher-education system accessible in ways that were (15) in Europe, opening the doors of the best universities to men and women who had (16) of going to college.
(17) : The creation of federal loan guarantees and subsidy programs, as well as outright grants for college students brought (18) to higher education and further helped to democratize access. Since its founding (19) , the Federal Family Education Loan Program has funded more than 74 million student loans worth more than (20) .

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甲,乙两组学生去距学校4.5km的敬老院打扫卫生,甲组学生步行出发半小时后,乙组学生骑自行车开始出发,结果两组学生同时到达敬老院,如果步行的速度是骑自行车的速度的
1
3
,求步行和骑自行车的速度各是多少.
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YB2011-83中规定边长小于100mm的连铸方坯,其对角线允许的偏差为()。

A.5mm

B.6mm

C.7mm

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税收执法管理信息系统V1.1版考核子系统,考核及追究指令应由()。

A.省级考核管理员统一执行

B.地市级考核管理员执行

C.区县级考核管理员执行

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熟馅中有一类的馅料的特点是滑、这是主要采用()方法进行加热处理制作的馅料的特点。

A、炒

B、蒸

C、铲制

D、蒸

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