Unit5主语从句-2025-2026学年高中英语期末语法复习选择性必修1（人教版）

期末语法复习 选修1·人教版·Unit5:主语从句 一、主语从句的核心用法详解 主语从句是高中英语重要语法，指在复合句中充当主语的从句，通常由连接词引导，核 心考点围绕其引导词的选择和语序问题展开。 考点一：that引导的主语从句 结构：That+完整陈述句+谓语/系动词(that无意义，不可省略) 例句：That she passed the exam surprised everyone, 真题1：he will come to the party is uncertain.【2022XX省高二期末】 A)If B)That C)Whether D)What 答案：B 真题2：_the earth goes around the sun is a fact..【2021XX市高一联考】 A)What B)That C)Which D)Who 答案：B 考点二：whether/if引导的主语从句 结构：Whether/If+疑问句（表”是否，whether可用于句首和介词后，if不可） 例句：Whether she will attend the meeting depends on her schedule. 真题1：_we can solve the problem remains to be seen.【2023新高考模拟卷】 A)If B)What C)Whether D)That 答案：C 真题2：It is unknown_the concert will be held next week.【2022XX市高三一模】 A)if B)that C)whether D)which 答案：C 考点三：连接代词(what/who/which/whose)引导的主语从句 结构：连接代词在从句中作主语、宾语、表语或定语，本身有意义 例句：What he said at the meeting made us confused.(what作said的宾语) 真题1：won the first prize in the competition hasn't been announced yet.【2023XX省 高考真题】 A)Who B)Whom C)What D)Which 答案：A 真题2：_team will win the match is still a mystery.【2021XX市高二期末】 A)Which B)What C)That D)Whether 答案：A 考点四：连接副词(when/where/why/how)引导的主语从句 结构：连接副词在从句中作状语，表时间、地点、原因、方式 例句：How the accident happened is still under investigation. 真题1：we will hold the sports meeting hasn't been decided yet.【2022全国乙卷模拟】 A)When B)That C)What D)If 答案：A 真题2：he succeeded in the experiment is obvious to everyone..【2023XX市高三二 模】 A)Why B)What C)That D)Which 答案：A 考点五：t作形式主语的主语从句 结构：It+be+形容词/名词/过去分词+hat/whether引导的主语从句（真正主语后置） 常见搭配：It is clear/important/necessary that..;It is a fact/a pity that...;It is said/reported that.… 例句：It is important that we should learn English well 真题1：It is reported_the number of wild tigers is increasing.【2023新高考I卷】 A)which B)what C)that D)if 答案：C 2:It is necessary_we should take measures to protect the environment. 2022XX 省联考】 A)that B)what C)whether D)how 答案：A 「考点六：主语从句的语序（陈述语序） 结构：连接词+主语+谓语+其他（不可用疑问语序） 例句：When he will arrive is not clear.(正确)/When will he arrive is not clear..(错误) 真题1：he meeting will begin is not known yet.【2021XX市高一期末】 A)When will B)When C)What D)How will 答案：B 真题2：_she solved the problem surprised all of us..【2022XX市高二质检】 A)How did B)How C)What did D)What 答案：B 二、考点综合训练 (一)单项选择 1.the Smiths will move to Paris is still unknown A)If B)That C)Whether D)What 2.caused the fire in the factory remains a mystery. A)How B)What C)That D)Where 3.It is necessary_we should learn to manage our time wisely. A)that B)what C)if D)whether 4.he solved the math problem in 5 minutes surprised his teacher. A)How did B)How C)What D)What did 5.team will win the championship depends on their performance in the final. A)Which B)What C)That D)If (二)完成句子 1.他什么时候回来还没决定。 hasn't been decided yet. 2.我们需要的是互相理解和支持。 is mutual understanding and support. 3.是否要参加这个项日由你自己决定。 the project is up to you. 4.据说这款新产品下周将上市。 the new product will be launched next week 5.她为什么拒绝这个提议仍然不清楚。 the offer is still unclear. (三)短文改错 1.That we will have a test tomorrow are true. 2.Whether she will come or not depend on the weather. 3.It is reported what the temperature will drop sharply tonight. 4.When will the meeting start hasn't been announced yet. 5.What he said at the meeting were very encouraging. (四)语法填空 -we can reduce air pollution has become a hot topic.Some experts suggest_planting more trees is an effective way._the government will take stricter measures remains to be seen.It is certaineveryone should play a part in protecting the environment.we start now,we can make a difference. (五)参考答案与解析 1.单项选择答案：1.C2.B3.A4.B5.A 2.完成句子答案： 1.When he will come back 2.What we need 3.Whether to join 4.It is said that 5. Why she refused 3.短文改错答案： 1.aIe→is2.depend→depends3.what→that4.will the meeting start→the meet-. ing will start 5.were-was 4.语法填空答案： How that Whether that If 英语语法复习手册·选修1·人教版·Unit5:主语从句