路基断面有哪几种形式?

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问题:

路基断面有哪几种形式?

考点:交通运输管理工务管理综合练习工务管理综合练习题库
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曲线y=x3+3x2+6x-1的切线中,斜率最小的切线方程为______.

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大小额支付系统、农信银系统、银行卡跨行系统由省联社分别与()进行清算。

A.银监局

B.中国人民银行

C.农信银资金清算中心

D.中国银联公司

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持有丙级、丁级资质证书的单位只能在()范围内承接业务。

A.本市行政区域

B.发证地

C.本省行政区域

D.注册地

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财务报告

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As we all know, language is always changing. In a society where life continues year after year with few changes, the language does not change either. The earliest known languages had difficult grammar but a small, limited vocabulary. Over the century, the grammar changed, and the vocabulary grew. For example, the English and Spanish people who came to America during the sixteenth century gave names to all the new plants and animals they found. In this way, hundreds of new words were introduced into English and Spanish vocabularies. Today life is changing very fast, and language is changing fast too.

There are several major(主要) language families in the world. Some scientists say there are nine main families, but other scientists divide them differently. The languages in each family are connected, and scientists think that they came from the same parent language. About 3 percent of the people in the world speak languages that are not in these major families.

小题1:The early language had ________.

A.a lot of problems

B.words and easy grammar

C.words but no grammar

D.grammar but not many words小题2:In the next few hundred years we can expect language to _____.

A.stay exactly the same

B.change a great deal

C.change only a little

D.ask more words and drop some grammar小题3:What this article shows is that _____.

A.languages change fast

B.languages really don't want to change

C.language really with changes in society

D.Spanish and English change

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