句型易错点精讲07-2025-2026学年高中英语选修二句型易错点精讲（沪教版）

高中沪教上海版 【寒假专版】 B版句型易错点精讲 寒假专版 【B版句型易错点精讲】The key to getting inspiration is to keep an open mind. 高中·沪教上海版·选择性必修第二册 句型结构：The key to getting inspiration is to keep an open mind, 易错点1：介词搭配错误 核心知识点： the key to..”中”to”为介词，后接名词、代词或动名词(v-ing形式)。 典型例句对比： 典型错误：The key to solve the problem is hard work.（×) 正确表达：The key to solving the problem is hard work.(√) 真题链接（沪教上海版高中选择性必修第二册同步练习）： The key to (improve)your English is practicing every day. 答案：improving 解析：the key to.”中to”为介词，后接动名词，故填improving。 易错点2：表语不定式结构错误 核心知识点： 句型结构为The key to.is to do sth.”,表语需用不定式(to+动词原形)整体作表语，不可 拆分或遗漏to”。 典型例句对比： 典型错误：The key to getting good grades is keep studying.(×,漏用不定式符号to) 正确表达：The key to getting good grades is to keep studying.(√) 高中沪教上海版 【寒假专版】 B版句型易错点精讲 真题链接（沪教上海版高中选择性必修第二册基础训练）： The key to protecting the environment (be)to reduce pollution. 答案：is 解析：主语'the key to protecting the environment'为单数，be动词用is,表语为不定式tore- duce pollution'',符合句型结构。 易错点3：固定搭配错误 核心知识点： the key to.”为固定搭配，意为“…的关键”，不可用”of替换to”。 典型例句对比： 典型错误：The key of success is confidence.(×) 正确表达：The key to success is confidence.(√) 例句对比： The key to learning math well is logical thinking.（正确搭配to) The door of the room is red.(表示所属关系用of,与key搭配无关) 易错点4：表语不定式逻辑主语歧义 核心知识点： 表语不定式to do sth,”的逻辑主语默认为句子主语(the key)，若需强调人的动作，需通过语 境明确或用'for sb.to do sth.”结构。 典型例句对比： 典型错误：The key to getting inspiration is students to keep an open mind.(x,结构冗余) 正确表达：The key to getting inspiration is to keep an open mind.(√) 真题链接（沪教上海版高中选择性必修第二册单元测试）： The key to (achieve)your goals is (set)a clear plan first. 答案：achieving;to set 解析：第一空'the key to.”后接动名词achieving:第二空表语用不定式to set,符合句型The 2 高中沪教上海版 【寒假专版】 B版句型易错点精讲 key to..is to do sth.”,逻辑清晰。 句型易错点精准训练 一、单项选择 1.The key successful learning is practice. A.to B.of C.for 2.The key to English well is to read more. A.learn B.learning C.learns 3.The key to solving this problem to ask for help. A.is B.are C.be 二、用所给单词的适当形式填空 1.The key to (improve)your memory is to exercise your brain daily. 2.The key to」 (win)the game is(work)as a team. 3.The key to (keep)healthy is to have a balanced diet. 三、改正句子中的错误 1.The key of passing the exam is studying hard. 2.The key to solve this question is to think carefully. 3.The key to learning math well are to practice more. 3 高中沪教上海版 【寒假专版】 B版句型易错点精讲 参考答案 I.单项选择 1.A2B3.A Ⅱ.用所给单词的适当形式填空 1.improving 2.winning;to work 3.keeping I.改正句子中的错误 1.The key to passing the exam is studying hard. 2.The key to solving this question is to think carefully 3.The key to learning math well is to practice more.