468　rise, raise和arise

1　rise 是不及物动词，表示“上升，起床”，无被动语态，过去式为rose ，过去分词为risen 。

He rises very early in the morning. （正）他早上起得很早 。

he gets up very early in the morning.

2　raise 表示“举起，抚养，筹募”，是及物动词，可用于被动语态。

The boy was risen in a poor family. （误）

The boy was raised in a poor family. （正）这男孩是在贫困的家庭中长大的 。

I plan to raise funds to set up a school. 我计划筹募基金建一所学校。

3　arise 是不及物动词，表示“起因于”，常与from 连用，过去式为arose ，过去分词为arisen 。

An accident usually arises from carelessness. 意外事故常起因于粗心大意。

比较

She raised her voice. 她提高了声音。

Her voice rose . 她的声音提高了。