范仲淹小时候家境贫寒，体弱多病，但为了实现自己的“以天下为己_爱下问搜题

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问题选择题

范仲淹小时候家境贫寒，体弱多病，但为了实现自己的“以天下为己任”的抱负，他多年都过着“断斋划粥”的生活，忍受着别人不堪忍受的苦难，发奋苦读，终于成为北宋著名的文学家、教育家。这说明[ ]

①自强品质对人的成长有重要的作用

②自强是克服苦难、获得成功的重要条件

③只要自强就能获取成功

④吃的苦中苦，方位人上人

A、①③

B、②④

C、①②

D、③④

答案

答案：C

单项选择题

Virtualization is an approach to IT that pools and shares (71) so that utilization is optimized and supplies automatically meet demand. Traditional IT environments are often silos, where both technology and human (72) are aligned around an application or business function. With a virtualized (73), people, processes, and technology are focused on meeting service levels, (74) is allocated dynamically, resources are optimized, and the entire infrastructure is simplified and flexible. We offer a broad spectrum of virtualization (75) that allows customers to choose the most appropriate path and optimization focus for their IT infrastructure resources.

（74）处填（）。

A．content

B．position

C．power

D．capacity

判断题

直属海关是海关进出境监督管理职能的基本执行单位。