But as the amount of data and the demand for them , these electronic highways have become clogged. The solution: fiber optic. A. are increasing B. increased C. have increased D. would have incre

>> 高等教育 / 公共英语

But as the amount of data and the demand for them , these electronic highways have become clogged. The solution: fiber optic.
A. are increasing
B. increased
C. have increased
D. would have increased

积分

公共英语

参考答案：

点击查看答案

佳题速递：

须根系中光合产物以淀粉形式储藏起来，供应根系生理活动的需要，而在主根系中光合产物以糖的形式被直接利用。植物生理学

[填空题]线性代数

(单选题) 加载过程中比例极限提高,断裂后塑性变形减小的现象称为冷作硬化。对于塑性材料,该现象发生在( )。 A、弹性阶段;B、屈服阶段;C、强化阶段;D、局部变形阶段。工程力学

[判断题] 景观异质性有利于阻碍干扰的传播。 A.正确 B.错误景观生态学

施工招标中，项目技术复杂或有特殊要求可以采用邀请招标。（）工程招投标概论

(单选题) 上层建筑对社会发展作用的性质,取决于( ) A、国家政权的阶级性质B、它所服务的经济基础的性质C、它和经济基础矛盾的性质D、社会生产力的性质马克思主义基本原理