题目内容
7.It'simpossible(possible) for us to succeed unless we study well.分析 句意:如果我们不努力学习,成功是不可能的.
解答 答案:impossible 根据后面unless we study well如果不努力学习的逻辑关系,那么成功是不可能的,故应该用possible的反义词,而im可作为形容词的否定前缀.故用impossible.
点评 否定前缀很多,要掌握其构词法,帮助我们快速记忆单词.如:im; in; il等
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