上海2027年中考同义句转换专项练习(含答案)

同义句转换题型分类及做题方法总结 （上海中考） 一、考情分析与知识梳理 同义句转换是上海中考英语卷面中的固定题型，通常要求在保持句意不变的前提下改写句子，每空限填一词，是中考必考重点。 常见同义句转换方法表： 转换方法 原句型 转换句型 示例 简单句 复合句 too...to / enough to so...that He is too tired to walk →He is so tired that he can't walk. 简单句 复合句 介词短语 状语从句 with his help,I passed the exam. → Because he helped me,I passed the exam. 主动 被动 主动语态 被动语态 He wrote the book → The book was written by him 句型转换 not...until after / when He didn't leave until he finished the job.→He left after he finished the job. 句型转换 as soon as the moment / immediately As soon as he came,he called me. → The moment he came,he called me. 词组替换 短语动词 同义短语/单词 give up = stop trying 直接 间接引语 直接引语 间接引语 "I am tired," he said → He said he was tired 做题方法总结： 第一步：读懂原句句意。准确理解原句的含义，这是转换的前提。 第二步：分析转换目标句型。看第二句已给的部分，判断需要用哪种句型来转换。 第三步：注意时态与语态一致。转换后句子的时态、语态需与原句保持一致；注意主从句时态呼应。 第四步：检查词数与拼写。上海中考通常要求每空一词，注意大小写、单复数、时态变化。 二、分类型讲解与随堂练习 （1）too...to / so...that / enough to 互换 too + 形容词/副词 + to do = so + 形容词/副词 + that + 从句（否定） = 形容词/副词 + enough + to do（注意 enough 的位置）。 特别注意： too...to 本身含否定意义，转换成 so...that 时从句用否定（can't / couldn't）；enough 放在形容词/副词之后。 Eg: He is too young to go to school. -> → He is so young that he can't go to school. too...to → so...that + 否定 Eg: He is old enough to go to school. -> → He is so old that he can go to school. enough to → so...that + 肯定 随堂练习 1 1、The box is too heavy for me to carry. → The box is _____ _____ _____ I _____ carry it. 2、He is so tall that he can reach the shelf. → He is _____ _____ _____ reach the shelf. 3、She is too busy to help us. → She is _____ _____ _____ she _____ help us. 4、The question is easy enough for us to answer. → The question is _____ _____ _____ we _____ answer it. 5、The coffee was so hot that I couldn't drink it. → The coffee was _____ _____ for me _____ _____ . （2）主动语态与被动语态转换 主动句变被动句： 宾语变主语，谓语变 be + 过去分词，主语变 by 短语。注意时态保持一致。 特别注意： 含双宾语的句子变被动，通常把间接宾语（人）变主语； 含宾补的句子变被动，宾补保留。 Eg: They built the bridge in 1990. -> → The bridge was built by them in 1990. 一般过去时被动 Eg: The teacher gave us homework. -> → We were given homework by the teacher. 双宾语被动 随堂练习 2 1、People speak English all over the world. → English _____ _____ all over the world. 2、We must finish the work today. → The work _____ _____ _____ today. 3、She is writing a letter now. → A letter _____ _____ _____ by her now. 4、They have planted many trees on the hill. → Many trees _____ _____ _____ on the hill. 5、The boss made the workers work long hours. → The workers _ ... ...