It's 形容词 of sb to do sth-2025-2026学年八年级英语上册句型辨析（北师大版）

初二上册北师大版 【寒假专版】 C版句型辨析 寒假专版 【C版句型辨析】t's+形容词+of sb to do sth结构精讲 初中英语·北师大版初二上册 句型辨析精讲 辨析一It's+形容词+of sb to do sth vs It's+形容词+for sb to do sth 维度 It's+形容词+of sb to do sth It's+形容词+for sb to do sth 核心含义 强调人的品质或性格特征（形强调事物的性质或特征（形容 容词修饰人) 词修饰不定式动作) 形容词类型 常接描述人品质的词(kind, 常接描述事物性质的词(im- clever,nice,foolish) portant,necessary,easy,diffi- cult等) 逻辑关系 形容词与b有逻辑上的主表形容词与b无逻辑主表关系 关系(sbs+形容词) (不定式动作是+形容词) 例句对比 It's kind of you to help me.(你是善良的，you are kind) It's important for you to study hard..(学习努力这件事是重要的，不可说you are important) 真题链接（北师大版初二上册期中真题） clever him to solve the math problem in five minutes A.It's;of B.That's;of C.It's;for D.That's;for 答案：A解析：clever是描述人品质的形容词，与him构成逻辑主表关系(he is clever),用of:it 作形式主语，固定句型It's+adj+of sb to do sth,选A。 1 初二上册北师大版 【寒假专版】 C版句型辨析 辨析二It's+形容词+of sb to do sth vs Sb+be+形容词+to do sth 维度 It's+形容词+of sb to do sth Sb+be+形容词+to do sth 句子结构t作形式主语，真正主语是不主语是人，形容词直接作表语， 定式 不定式作状语 强调重点 强调不定式动作体现的人的强调人本身具有的特征或状 品质 态 例句对比 It's brave of her to jump into the river.(强调跳河的行为体现勇敢) She is brave to jump into the river.(强调她本身勇敢，做出跳河行为) 真题链接（北师大版初二上册同步练习） -What do you think of little Tom? -He is_to save the cat from the tree. A.enough brave B.brave enough C.it's brave of D.brave for 答案：B解析：空格前有is,需用Sb+be+ad+to do sth结构：enough修饰形容词放其后，排 除A;C、D结构不符，选B。 综合训练 1.important_us to learn English well. A.It's;of B.That's;for C.It's;for D.Thisis;of 2.—How do you like Mary? -She is to help others without thinking twice. A.enough kind B.kind enough 2 初二上册北师大版 【寒假专版】C版句型辨析 C.it's kind of D.kind for 3.foolish him to make the same mistake again. A.It's;of B.It's;for C.That's;of D.This is,for 用It's+adj+of sb to do sth”或”It's+adj+for sb to do sth”完成句子 1.- (对我们来说保持健康很必要) every day. 2 (汤姆真聪明)to work out the physics problem quickly. (对学生来说按时完成作业很重 要)： 1.It's nice of Alice to share her toys with us.(改为Sb+be+adj+to do sthi”结构) 2.It's difficult for them to finish the task in an hour.(对划线部分提间，划线部分：difficult) 3.He is brave to climb the high mountain alone..(改为'It's+adj+of sb to do sth'”结构) I单项选择 1.C2.B3.A Ⅱ.完成句子 1.It's necessary for us to keep healthy 2.It's clever of Tom 3.It's important for students to finish homework on time 3 初二上册北师大版 【寒假专版】C版句型辨析 IⅡL.句型转换 1.Alice is nice to share her toys with us. 2.How is it for them to finish the task in an hour? 3.It's brave of him to climb the high mountain alone.