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

高中人教版 【选修2】 考点精讲 语法专项 Unit1:表语从句 考点精讲与训练 考点精讲 考点一：表语从句的连接词辨析（基础连接词） 规则：常用连接词包括that(无意义，不作成分)、whether(是否，不作成分)、连接代词 what/who/which/whose(作主语、宾语、表语、定语)、连接副词when/where/why/how(作状语) 例句：The fact is that she has never been abroad.(that引导，无意义) 例句：The question is whether we can finish the work on time..(whether☑引导，表“是否”) 例题1：真题1：The problem is一we can get enough money for the project..【2022X省高二期 末】 A.that B.whether C.what D.how（答案：B) 例题2：真题2：My hometown is no longer-it used to be ten years ago.【202l XX市高二质检】 A.that B.which C.what D.where(答案：C) 考点二：表语从句的连接词辨析（特殊连接词） 规则：as if/as though(好像，引导表语从句时常用虚拟语气或陈述语气)、because(引导表语从 句时强调原因，常用于“This/That/It is because.”结构) 例句：It looks as if it is going to rain.(陈述语气) 例句：She talked as though she had known everything.(虚拟语气，与过去事实相反) 例句：That's because he didn't study hard.(强调原因) 例题1：真题l:The reason why he failed the exam is_he was too careless..【2023XX省高三一 模】 A.because B.that C.why D.for (答案：B) 例题2：真题2：It seems_he has finished his work ahead of time.【2022X市高二联考】 A.that B.as if C.because D.what (答案：A) 考点三：表语从句的语序 规则：表语从句必须用陈述语序（主语+谓语），不能用疑问语序 例句：The question is where we will go tomorrow.(正确，陈述语序) 例句：The question is where will we go tomorrow.(错误，疑问语序) 高中人教版 【选修2】 考点精讲 例题1：真题l:The problem is_we can solve this difficult problem. 【2021 X省高中期末】 A.how can B.how we can C.what can D.what we can (答案：B) 例题2：真题2：That's一I disagree with you.【2023X市高二期末】 A.why do B.why C.what do D.what (答案：B) 考点四：表语从句中的虚拟语气 规则： 当主句主语为suggestion/advice/order/request等名词时，表语从句常用“(should)+动词原 形”，should可省略 例句：My suggestion is that we(should)start early tomorrow morning. 例题1：真题1：His advice is that wemore attention to grammar learning.【2022XX省高考模 拟】 A.payB.paid C.will pay D.would pay(答案：A) 例题2：真题2：The order from the manager is that all workers_extra hours tonight.【202lXX 市高三质检】 A.work B.worked C.will work D.would work（答案：A) 考点五：表语从句与相似结构的区别 规则：与定语从句的区别（定语从句修饰先行词，表语从句位于系动词后作表语）：与同位语从 句的区别（同位语从句解释说明名词内容，表语从句位于系动词后） 例句：The news that he told me is true..(定语从句，hat作宾语) 例句：The news is that he will come back tomorrow.(表语从句，that无意义) 例句：The news that he will come back tomorrow is true..(同位语从句，解释news的内容) 例题1：真题l:The fact_he won the first prize surprised us all.【2023XX省高二期末】 A.that B.which C.what D.how(答案：A) 例题2：真题2：The problem一_we need to solve is very difficult.【2022XX市高二期末】 A.that B.whether C.what D.how(答案：A) 考点综合训练 I单项选择 1.The main reason for his success ishe never gives up in difficult situations. A.why B.that C.because D.what 2.The question is_we can persuade him to join our team. A.whether B.that C.what D.how 3.My suggestion is that wea survey before making the final decision. 2 高中人教版 【选修2】 考点精讲 A.conduct B.conducted C.will conduct D.would conduct 4.It seems _the government has taken effective measures to solve the problem. A.as if B.why C.that D.what 5.The problem-we need to discuss at the meeting is about environmental protection. A.which B.what C.whether D.how 6.That'sI disagree with your plan-you haven't considered the budget. A.why B.because C.how D.when 7.The facthe won the scholarship inspired all his classmates. A.which B.that C.what D.how 8.The news isour team has won the championship A.if B.whether C.that D.what Ⅱ.完成句子 l.Her only wish is一一一（她能进入理想的大学）next year. 2.The problem is__ (我们如何在三天内完成这项工作) 3.It looks__ (好像要下雨了)，so you'd better take an umbrella 4.The teacher's advice is that we__ (保持)a balance between study and rest. 5.That's. (她为什么拒绝)the invitation to the party yesterday. 6.My hometown is no longer一一一（它十年前的样子） ⅢⅡ.短文改错下面短文中共有5处与表语从句相关的错误，请找出并改正 1.The reason why she was late is because she missed the early bus 2.The question is when will we start the project 3.It seems as if he knows the secret,but I'm not sure. 4.My suggestion is that we would hold a meeting to discuss the issue. 5.The fact which he told a lie surprised everyone present. V.语法填空 阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式 Everyone has dreams.My dream is 1.-I can become a scientist in the future.Many people ask me 2.-I am so determined to pursue this career.The answer is 3.-science has the power to change the 3 高中人教版 【选修2】 考点精讲 world.My parents suggest that I4.-(study)hard in math and physics,which are essential for scientific research.Sometimes I worry about 5._I can overcome the challenges ahead,but then I remember my teacher's words:"The key is 6.-you never lose faith."It seems 7.-with dedication and effort, anything is possible.That's 8.-I keep working hard every day. 参考答案 I单项选择 1.B2.A3.A4.C5.A6.A7.B8.C Ⅱ.完成句子 1.that she can enter 2.how we can finish 3.as if it is going to rain 4.(should)keep 5.why she refused 6.what it used to be Ⅲ短文改错 l.because→that 2.will we→we will 3.knows→knew 4.would→should(或删除would) 5.which→that V.语法填空 1.that 2.why 3.that 4.(should)study 5.whether 6.that 7.as if/though 8.why