题目内容
14．I think it'suseless （ use ） to talk with him．It's difficult to change his mind．分析 我认为跟他说话是无用的，改变他的心意很难．
解答 答案：useless
根据"it's"可知，此处应该为形容词．根据句意"我认为跟他说话是_，改变他的心意很难．"可知，此处意为"无用的"，故答案为useless
点评 做这道题时要仔细阅读题中条件，然后写出所给单词的适当形式．
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