作业帮many difficult have ___as a result of the changeover to a new type of fuel.A raised B been raised C risen D arisen为什么,have been raised错误在哪?
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/10 21:35:46
many difficult have ___as a result of the changeover to a new type of fuel.A raised B been raised C risen D arisen为什么,have been raised错误在哪?
many difficult have ___as a result of the changeover to a new type of fuel.
A raised B been raised C risen D arisen
为什么,have been raised错误在哪?
many difficult have ___as a result of the changeover to a new type of fuel.A raised B been raised C risen D arisen为什么,have been raised错误在哪?
你选择的是被动语态啊 看清主语是困难
raise 做及物动词时，你可以查查意思啊
有提高，养育，放在句子中语法确实没错，不过意思就解释不通了
两个都是无被动语态的词。
arise (arose, arisen) vi. 呈现, 出现；发生，产生；起身，起立。无被动语态。常用短语：arise from / out of sth.由……引起；因……产生。如：
How did the quarrel arise?
争吵是怎么引起的？
They are talking ab...
全部展开
两个都是无被动语态的词。
arise (arose, arisen) vi. 呈现, 出现；发生，产生；起身，起立。无被动语态。常用短语：arise from / out of sth.由……引起；因……产生。如：
How did the quarrel arise?
争吵是怎么引起的？
They are talking about problems arising out of the lack of communication.
他们正在谈论由于缺乏交流而产生的问题。
rise（rose, risen）vi. 上升，升起, 升高；上涨；站起来。说明主语自身移向较高位置，常用于日、月、云、雾、烟、蒸汽、河水、温度、物价以及人的职位等，无被动语态。如：
The moon has risen above the hills.
月亮已经从山上升起。
The river has risen by several meters. 河水上涨了好几米。
raise vt. 举起，提起；抬高；筹集。说明主语发出的动作是要作用于其它事物的，往往有使物体达到其应有的高度的含义。可用于被动语态。如：
Heavy rain raised the river stage.
暴雨使河水水位升高。
The boss promised to raise her salary.
老板答应要给她加薪水。
收起
rise 是不及物动词。