It's 形容词 for sb to do sth-2025-2026学年七年级英语下册句型全解（北师大版）

初一下册北师大版 【寒假专版】A版句型全解 寒假专版 【A版句型全解】It's+形容词+for sb to do sth 初中·北师大版·初一下册 基本结构 句型结构：Itis+形容词+for sb.+to do sth. It为形式主语，真正主语是后置的不定式短语to do sth. sb.为人称代词时需用宾格形式(me/him/her/them等) 例句展示： It is easy for me to answer this question.(对我来说，回答这个问题很容易) It is necessary for students to finish their homework on time.(对学生们来说，按时完成作业是必要的) 句型精讲（核心考法） 考法1：区分for与of的用法（中考高频考点) 判断规则+例句对比 规则l:形容词描述to do sth.这件事的性质或特点（如difficult,.easy,important,.necessary, possible等)→用for 例句：It is important for us to learn English well.. 验证：We are important逻辑不通 规则2：形容词描述sb.的品质或性格（如kind,nice,clever,foolish,polite,brave等)→用 of 例句：It is kind of Lily to help the old man cross the street 验证：Lily is kind逻辑通顺 真题再现(2024北师大版七年级下册同步练习) It is necessary students to take exercise every day. 初一下册北师大版 【寒假专版】A版句型全解 A.of B.for C.with D.at 答案：B 解析：necessary描述“每天锻炼”这件事的性质，不修饰人，用for (2023北京海淀七年级期末) It's very clever you to work out the math problem. A.of B.for C.to D.with 答案：A 解析：clever描述人的品质，"you are clever”逻辑通顺，用of 考法2：句型的同义句转换 转换规则+例句转换 规则：去掉形式主语It,保留形容词，将for/of sb.中的sb.作为句子主语，结构变形为To do sth.is+adj.+for/ofsb.(不定式短语作主语时，谓语动词用单数) 例句l:原句It is easy for him to answer the question. 同义句：To answer the question is easy for him, 例句2：原句It is brave of Mary to save the cat from the fire. 同义句：To save the cat from the fire is brave of Mary. 真题再现(2024北师大版七年级下册单元测试) It is useful for us to read English newspapers.(改为同义句) English newspapers is useful for us. 答案：To read 初一下册北师大版 【寒假专版】A版句型全解 (2023北师大版七年级下册期中检测) It is polite of you to say"thank you'”.(改为同义句) "thank you"is polite of you 答案：Tosy 考法3：对句型中不同成分提问 提问规则+例句提问 规则1：对形容词提问→用How+be+it+for/ofsb.+to do sth.? 例句：原句It is difficult for her to finish the work. 问句：Hlow is it for her to finish the work? 规则2：对sb.提问→用Who+be+it+adj.+for/of+to do sth.? 例句：原句It is nice of Peter to share his toys with us.. 间句：Who is it nice of to share his toys with us? 规则3：对不定式短语提问→用What+be+it+adj.+for/ofsb.+todo? 例句：原句It is interesting for them to watch cartoons. 间句：What is it interesting for them to do? 真题再现(2023北师大版七年级下册期末改编) It is wonderful for us to visit the museum.(对划线部分提问) it for you to visit the museum? 答案：Howis (2024北师大版七年级下册专项练习) It is foolish of him to make such a mistake.(对划线部分提间) is it foolish of make such a mistake? 答案：Who;to 句型综合训练 训练1：单项选择（考察for/of辨析） 初一下册北师大版 【寒假专版】 A版句型全解 1.It is kind Lucy to share her books with classmates. A.of B.for C.with D.about 2.It is easy children to learn new languages. A.of B.for C.from D.in 3.It's polite you to hold the door for others. A.of B.for C.at D.to 4.It is important students to preview lessons before class. A.of B.for C.on D.with 5.It is foolish him to lie to his parents. A.of B.for C.with D.by 6.It is possible us to finish the project in a week. A.of B.for C.to D.about 7.It's brave the soldier to protect the villagers. A.of B.for C.at D.in 初一下册北师大版 【寒假专版】A版句型全解 8.It is necessary everyone to wear seat belts in cars. A.of B.for C.from D.with 训练2：同义句转换（考察句型变形） 1.It is helpful for us to keep a diary every day. → a diary every day is helpful for us. 2.It is clever of Tom to solve the puzzle quickly. the puzzle quickly is clever of Tom. 3.It is important for parents to spend time with kids. time with kids is important for parents. 4.It is nice of Mary to prepare breakfast for the family. → breakfast for the family is nice of Mary. 5.It is difficult for me to memorize English words. English words is difficult for me. 6.It is responsible of teachers to care about students'growth about students'growth is responsible of teachers. 7.It is easy for them to find the way to the museum. the way to the museum is easy for them. 训练3：完成句子（考察语境运用） 1.对孩子们来说，每天吃水果很健康。 →It is healthy eat fruit every day. 2.他真聪明，在短时间内想出了好办法。 →It is clever come up with a good idea in a short time. 3.对我们来说，保护环境是我们的责任。 →It is our duty protect the environment. 4.她真善良，经常帮助社区里的老人。 →It is kind often help the elderly in the community 5 初一下册北师大版 【寒假专版】 A版句型全解 5.对学生来说，按时完成作业很必要。 →It is necessary finish homework on time 6.他们真勇敢，在地震中救出了许多人。 →It is brave save many people in the earthquake 7.对每个人来说，保持积极的心态很重要。 →It is important keep a positive attitude. 8.小明真有礼貌，主动向客人问好。 →It is polite greet the guests actively. 训练4：写作高级句式（考察实际运用） 1.对年轻人来说，学习一项新技能是有意义的。 →It is meaningful learn a new skill. 2.她真慷慨，为贫困地区的孩子捐赠了很多书籍。 →It is generous donate many books to children in poor areas. 3.对我们来说，在团队中合作是非常重要的。 →It is very important cooperate in the team. 4.你真有耐心，花了这么长时间教我做实验。 →It is patient spend so much time teaching me to do the experiment. 5.对学生来说，培养独立思考的能力是必要的。 →It is necessary develop the ability of independent thinking. 参考答案 I.训练1：单项选择 1.A2.B3.A4.B5.A6.B7.A8.B IⅡ.训练2：同义句转换 1.To keep 2.To solve 3.To spend 4.To prepare 5.To memorize 6.To care 7.To find I.训练3：完成句子 1.for children to 2.of him to 3.for us to 4.of her to 5.for students to 6.of them to 7.for everyone to 8.of Xiaoming to 6 初一下册北师大版 【寒假专版】A版句型全解 V.训练4：写作高级句式 1.for young people to 2.of her to 3.for us to 4.of you to 5.for students to 7