Unit 1表语从句-2025-2026学年高中英语选修二语法易错点精讲（人教版）

高中人教版 【寒假专版】 选修2语法精讲 寒假专版 表语从句专项训练 寒假语法易错点精讲 学段：高中 教材：人教版 年级：选修2 语法认知 表语从句（高中人教版选修2 Unit1)=在复合句中作表语的从句，位于系动词（如be,become,seem 等)之后，用来对主语进行解释说明或描述主语的性质、特征、状态等。 易错点讲解 易错点一：连接词that与what的混用 讲解： 表语从句中，that仅起连接作用，无实际意义，不充当句子成分：what既起连接作用，又在从句 中充当主语、宾语或表语。 例句： -The fact is that she is innocent.(that无意义，不充当成分) -The problem is what we should do next.(what在从句中作do的宾语) 真题再现： 1.(2024浙江杭州期中，人教版选修2)The question is_we can finish the task on time. A.that B.what C.how D.if 答案：C解析：从句中不缺主语或宾语，需用连接副词ow表示“如何”，符合人教版选修2 表语从句中连接词的用法。 2.(2023湖北武汉期末，人教版选修2)His suggestion is_we should start early tomorrow. A.what B.that C.how D.why 答案：B解析：从句结构完整，不缺成分，用ht连接表语从句，无实际意义。 易错点二：连接词if与whether的误用 高中人教版 【寒假专版】 选修2语法精讲 讲解： 表语从句中只能用whether连接，不能用if。 例句： -The doubt is whether he will come.(正确) -The doubt is if he will come.(错误) 真题再现： 1.(2024山东济南月考，人教版选修2)The question iswe should accept the invitation A.if B.whether C.that D.what 答案：B解析：表语从句中需用whether表“是否”，if不能引导表语从句，符合人教版教材语 法规则。 2.(2023广东广州期中，人教版选修2)Her concern is_the medicine will work. A.that B.how C.whether D.if 答案：C解析：从句表“药物是否有效”，表语从句中用whether连接，if不适用。 易错点三：表语从句的语序错误 讲解： 表语从句需用陈述语序（主语+谓语），不能用疑问语序。 例句： -The problem is where we can find the key.(正确，陈述语序) -The problem is where can we find the key.(错误，疑问语序) 真题再现： 1.(2024江苏南京期末，人教版选修2)The news is_our team has won the game. A.why did they win B.how they won C.when will they win D.what did they win 答案：B解析：表语从句需用陈述语序，选项B“how they won”为主谓结构，符合要求。 2.(2023四川成都月考，人教版选修2)The puzzle is the missing book was hidden. A.where was it B.where it was C.where is it D.where it is 答案：B解析：从句需用陈述语序，且根据语境“书被藏在哪里”，用一般过去时的陈述语序 “where it was”。 易错点四：连接代词which与what的混淆 讲解： which表示“哪一个些”，有选择范围：what表示“什么”，无选择范围。 2 高中人教版 【寒假专版】 选修2语法精讲 例句： -The choice is which book we should buy..(有选择范围，哪本书) -The choice is what we should buy.(无选择范围，买什么) 真题再现： 1.(2024湖南长沙期中，人教版选修2)The decision is_color we should paint the room. A.which B.what C.how D.why 答案：A解析：“颜色”有具体选择范围（如红、蓝等），用which表示“哪一种颜色”。 2.(2023河南郑州期末，人教版选修2)The question is_we can do to help the homeless. A.which B.that C.what D.how 答案：C解析：从句中do缺宾语，且无选择范围，用what表示“做什么”。 易错点五：that在表语从句中的省略错误 讲解： 表语从句中ht一般不能省略（仅在口语中偶尔省略，书面语必须保留）。 例句： -The truth is that he lied.(that不可省略) -The truth is he lied.(口语中可能出现，书面语错误) 真题再现： 1.(2024安徽合肥月考，人教版选修2)The fact is she has never been to Beijing A.what B.that C./D.how 答案：B解析：表语从句中ht不可省略，需明确连接词，符合人教版选修2书面语语法规则。 2.(2023陕西西安期末，人教版选修2)Our belief ispractice makes perfect A.that B.what C.if D./ 答案：A解析：从句为完整陈述句，ht不能省略，需保留连接作用。 易错点综合演练 综合演练 I单项选择（直击易错点) l.The result is_we need to work harder.(易错点一) A.that B.what C.how D.if 3 高中人教版 【寒假专版】 选修2语法精讲 2.The main problem is._we can get enough support..(易错点二) A.if B.whether C.that D.what 3.The question is._will take charge of the project..(易错点三) A.who is he B.he is who C.who he is D.is he who 4.The choice depends on_option is more practical..(易错点四) A.which B.what C.how D.why Ⅱ.用所给词的适当形式填空（强化易错点区分） l.The fact is_(hat/what)she has already left.(易错点一) 2.The doubt remains_(whether/if)they will arrive on time.(易错点二) 3.The puzzle is_(where can we/where we can)find the lost key.(易错点三) 4.The decision is._(which/what)color suits the room best..(易错点四) Ⅱ.短文填空（综合运用四大易错点） 用适当的连接词填空，使短文完整通顺。 Our class discussion today focused on future plans.The key question was 1.-we should choose science or art as our major.Some students argued that the problem is 2.-(how/what)to balance interest and career prospects.Others mentioned 3.the main challenge is(whether/if)we can stick to our choices. Finally,our teacher said the most important thing is 4.we must take responsibility for our decisions. V连词成句（聚焦易错句式） l.is,the fact,.that,he passed the exam,()（易错点一) 2.is,the question,whether,.they will come,()(易错点二) 3.the problem,is,here,we should meet,()(易错点三) 4.the choice,is,which,.book to buy,()(易错点四) 参考答案 I单项选择 1.A2.B3.C4.A 4 高中人教版 【寒假专版】 选修2语法精讲 Ⅱ.用所给词的适当形式填空 1.that 2.whether 3.where we can 4.which III短文填空 1.whether 2how 3.that 4.that V.连词成句 1.The fact is that he passed the exam 2.The question is whether they will come. 3.The problem is where we should meet. 4.The choice is which book to buy. 5