It is a dictionary．They aredictionaries．题目和参考答案——青夏教育精英家教网—

题目内容

17．It is a dictionary．（变为复数形式）
They aredictionaries．

分析 --它是一本字典．
--它们是字典．

解答答案：They；dictionaries．考查复数形式．it复数是they它们．is的复数are，dictionary字典，复数是dictionaries，以辅音字母+y结尾的名词，变复数要改y为i，再加es．答案是They；dictionaries．

点评句型转换中的单数句子变复数句子，通常是将每个有单数形式的词全部变为复数．要根据具体语境分析判断．注意一些词复数的特殊变法．

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