单选题：Why is there a great demand for data centers?

题目分类：英语四级
题目类型：单选题
查看权限：VIP

题目内容：

Why is there a great demand for data centers? A．Because big guys build data centers.
B．Because they are increasingly in vogue.
C．Because there is a great demand for digital data.
D．Because cloud computing, tablets and smart phones are popular.

参考答案：

答案解析：

裂解价差是衡量企业盈利状况的一个指标。当裂解价差走高时，炼油厂的利润扩大，当裂解价差走低时，炼油厂的利润下降或亏损。（　

裂解价差是衡量企业盈利状况的一个指标。当裂解价差走高时，炼油厂的利润扩大，当裂解价差走低时，炼油厂的利润下降或亏损。（　　）

分类：英语四级题型：单选题

若某股票3天内的股价情况如下所示（单位：元）：星期一　星期二　星期三开盘价11.35　11.20　11.50最高价1

若某股票3天内的股价情况如下所示（单位：元）：星期一　星期二　星期三开盘价11.35　11.20　11.50最高价12.45　12.00　12.40

分类：英语四级题型：单选题

To avoid a significant amount of warming this century，we mu

To avoid a significant amount of warming this century，we must__________． A．cut

分类：英语四级题型：单选题

According to the new study，switching from coal to natural ga

According to the new study，switching from coal to natural gas__________． A．would

分类：英语四级题型：单选题

The campaign slogan "Straight-Talk Express" aims at convinci

The campaign slogan "Straight-Talk Express" aims at convincing votersthat the

分类：英语四级题型：单选题