◎ 题干
Water can be turned into gases if temperature______ high enough.
[     ]
A. is risen    
B. rises  
C. is heated  
D. is raised
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“Water can be turned into gases if temperature______ high enough. [ ]A. is risenB. rises C. is heated D. is raised …”主要考查了你对  【一般现在时的被动语态】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。