奥运会有没有并列第一:Many difficulties have ___ as a result of the change over to a new type of fuel.

来源：百度文库编辑：查人人中国名人网时间：2024/05/12 04:00:30

A. risen
B. raised
C. arisen
D. arrived
请高人指点。

选C
raise是及物动词，此句若要用raise须这样改：Many difficulties have been raised as a result of ...

rise和arise都是不及物动词，但arise有出现／呈现的意思而rise作动词时意思多与升起有关

找到一例句作参考：Difficulties arose out of the shortage of petroleum.困难起因于缺乏石油．

c arisen

Many difficulties have ___ as a result of the change over to a new type of fuel. Many difficulties have ___ as a result of the change over to a new type of fuel. Many difficulties have ___ as a result of the change over to a new type of fuel. Two reasons bring the difficulties: HA是什么意思？什么是HA? HA是什么意思? many .many of用法 When ___ with difficulties,she ran away. Difficulties living in a new country