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问题 单项选择题

建筑工程“百年大计，质量第一”，一切都要用户负责。施工中在原材料使用和设备安装上，不以次充好，（）。

A.不受贿索贿

B.不偷工减料

C.不贪图虚名

D.不朝三暮四

答案

参考答案：B

单项选择题

以下属于可变更、可撤销的民事行为是（）。

A.意思表示不真实的民事行为，但未损害国家的利益

B.恶意串通的民事行为

C.违反社会公共利益的民事行为

D.无民事行为能力人实施的民事行为
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单项选择题

TCP/IP (71) layer protocols provide services to the application (72) running on a computer. The application layer does not define the application itself, but rather it defines
(73) that applications need — like the ability to transfer a file in the case of HTTP. In short, the application layer provides an (74) between software running on a computer and the network itself. The TCP/IP application layer includes a relatively large number of protocols, with HTTP being only one of those. The TCP/IP (75) layer consists of two main protocol options — the Transmission Control Protocol (TCP) and the User Datagram Protocol (UDP).

A. hardware B. software C. packetD. equipment
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