Many difficulties have______ as a result of the exchange over to a new type of fuel.

admin2011-01-10  41

问题 Many difficulties have______ as a result of the exchange over to a new type of fuel.

选项 A、existed
B、raised
C、arisen
D、aroused

答案C

解析 exist:存在;raise:提起、举起、竖起;arise:产生,生成;arouse:唤醒。故只有C符合句意。
转载请注明原文地址:https://jikaoti.com/ti/eMJGFFFM
本试题收录于: 英语题库普高专升本分类
0

随机试题
最新回复(0)