句型易错点精讲11-2025-2026学年高中英语选修二句型易错点精讲（外研版）

高中外研版 【句型精讲专版】 选择性必修第二册 核心句型 【B版句型易错点精讲】The key to.. 高中·外研版·选择性必修第二册 句型结构：The key to improving yourself is to keep learning new things every day. 易错点1：误将”the key to'”后的动名词误用为不定式 核心知识点： 'the key to.”中'to”为介词，后接动名词(doing)作宾语，而非不定式(todo)。 典型例句对比： 典型错误：The key to improve yourself is to keep learning new things every day.(x) 正确表达：The key to improving yourself is to keep learning new things every day..(√) 真题链接（外研版高中选择性必修第二册同步练习）： The key to (solve)this problem is careful planning. 答案：solving 解析："the key to..”中"to”为介词，后接动名词solving。 易错点2：混淆表语部分不定式的逻辑主语与句子主语 核心知识点： 句型中'is”后的不定式(to keep learning..)逻辑主语需与句子主语(the key)保持逻辑一致， 不可随意更换主语导致语义矛盾。 典型例句对比： 典型错误：The key to improving yourself is we should keep learning new things every day..(×) 正确表达：The key to improving yourself is to keep learning new things every day..(√) 真题链接（外研版高中选择性必修第二册单元测试）： 高中外研版 【句型精讲专版】 选择性必修第二册 The secret to success (be)to work hard and never give up. 答案：is 解析：句子主语为'the secret to success'”,表语为不定式短语'to work hard.”,主语与表语逻辑 一致，be动词用单数is。 易错点3：不定式结构中”keep”后误用动词原形 核心知识点： keep'后接动名词作宾语，构成keep doing sth.”,不可接动词原形。 典型例句对比： 典型错误：The key to improving yourself is to keep learn new things every day.(x) 正确表达：The key to improving yourself is to keep learning new things every day..(√) 真题链接（外研版高中选择性必修第二册基础训练）： You need to keep (practice)speaking English if you want to improve it. 答案：practicing 解析：”keep”后接动名词practicing,构成keep doing sth.”表示持续动作。 易错点4：误用'the key of..”替代”the key to.” 核心知识点： ”关键在于”固定搭配为'the key to..”,to”不可替换为of”。 典型例句对比： 典型错误：The key of improving yourself is to keep learning new things every day.(×) 正确表达：The key to improving yourself is to keep learning new things every day..(√) 例句对比： The key to the door is lost.(the key to sth.表示'某事物的关键/钥匙') The key of the problem is difficult to find.(x,the key to the problem) 句型易错点精准训练 2 高中外研版 【句型精讲专版】 选择性必修第二册 单项选择（考查固定搭配+动名词用法） 1.The key solving the problem is careful planning. A.to B.of C.for 2.The secret to success to work hard every day. A.are B.is C.am 3.You should keepEnglish every morning to improve it. A.practice B.practicing C.to practice 二、用所给单词的适当形式填空（考查动名词+固定搭配） 1.The key to (improve)your grades is to study hard. 2.My mother keeps (cook)delicious food for us every day. 3.The secret of success is not the key (win)easily. 三、改正句子中的错误（考查综合易错点） 1.The key of learning English well is to keep read every day. 2.The secret to success are to keep try and never give up. 3.He needs to keep practice playing the piano to be better. 参考答案 I.单项选择 1.A 2.B 3.B Ⅱ用所给单词的适当形式填空 3 高中外研版 【句型精讲专版】 选择性必修第二册 1.improving 2.cooking 3.to win I.改正句子中的错误 1.The key to learning English well is to keep reading every day. 2.The secret to success is to keep trying and never give up. 3.He needs to keep practicing playing the piano to be better.