表语从句-2025-2026学年高中英语选修一语法重难点精讲（沪教版）

选择性必修1沪教牛津版（上海教育） 【寒假专版】 重难点精讲 寒假专版 【语法专题】表语从句专项突破 高中沪教牛津版选择性必修1 语法精讲 语法概述：表语从句=一个句子充当表语，放在系动词后，说明主语是什么或怎么样，在句中作 表语。 重难点讲解 重难点一：表语从句的连接词选择讲解： 表语从句位于系动词(be,become,.seen,look等)之后，连接词分为三类： 1.连词ht(无意义，不充当成分，口语中可省略) 2.连接代词what,who,whom,whose,which(在从句中作主语、宾语、定语等) 3.连接副词when,where,why,how(在从句中作状语) 例句： 。The fact is that she has never been abroad.(that无意义，不作成分) ·The question is who will take charge of the project.(who作主语) ·That's where the accident happened.(where作地点状语) 真题再现： 1.(2024 上海浦东区期中)The problem is_we can finish the task on time with such limited re-. sources A.that B.whether C.what D.how 答案：D解析：从句中不缺主语或宾语，根据句意“如何用有限资源完成任务”，用连接副 词how作方式状语。 2.(2023上海徐汇区期末)My hope isall students will pass the exam successfully.. A.if 选择性必修1沪教牛津版（上海教育） 【寒假专版】 重难点精讲 B.that C.what D.which 答案：B 解析：从句结构完整且语意完整，用that引导表语从句，无实际意义。 重难点二：表语从句的语序讲解： 表语从句必须用陈述语序，即“连接词+主语+谓语+其他成分”，不能用疑问句语序。 The question is how can we solve this problem. E:The question is how we can solve this problem What I want to know is where did she go yesterday. E:What I want to know is where she went yesterday. 真题再现： l.(2024上海黄浦区月考)The little boy's confusion was his mother had suddenly disappeared. A.why had B.why did C.why D.why she 答案：C解析：从句需用陈述语序，主语his mother后直接接谓语had disappeared,.连接词 why在从句中作原因状语，完整从句为why his mother had suddenly disappeared,.此处省略了 重复的主语和谓语部分。 2.(2023 上海长宁区期中)The truth isthe earth moves around the sun. A.that B.if C.whether D.what 答案：A 解析：从句“the earth moves around the sun”是客观真理，用that引导，且语序为 陈述语序（主语he earth+谓语moves)。 重难点三：表语从句中的虚拟语气讲解： 当主句主语为suggestion,proposal,idea,plan,order等表示“建议、计划、命令”的名词时，表语从 句常用虚拟语气，结构为“should+动词原形”，should可省略。 My suggestion is that we (should)hold a meeting to discuss the issue. The order is that all soldiers(should)arrive at the destination before dawn. 真题再现： 1.(2024 上海静安区期末)Our proposal is that the project._started immediately after the discussion. A.is B.will be C.should be 2 选择性必修1沪教牛津版（上海教育） 【寒假专版】 重难点精讲 D.was 答案：C解析：proposal表示“建议”，其后表语从句用虚拟语气“should+动词原形”，被 动语态结构为should be started,should可省略。 2.(2023 上海杨浦区期中)The manager's order was that everyone_at the office by8o'clock to- morrow momning. A.arrive B.arrives C.arrived D.will arrive 答案：A解析：order表示“命令”，表语从句用虚拟语气，should+动词原形，should省略 后用动词原形arrive。. 重难点四：whether与if在表语从句中的区别讲解： 表语从句中只能用whether引导，不能用f。whether可与or not连用，而if不行。 The question is whether we should accept the invitation.(E) The question is if we should accept the invitation. Her doubt is whether she can finish the work on time or not. 真题再现： 1.(2024上海普陀区月考)The key point is._we can get enough financial support from the govern- ment. A.if B.whether C.that D.what 答案：B,解析：表语从句中表示“是否”时只能用whether,不能用if,此处从句意为“我 们是否能获得政府的财政支持”。 2.(2023 上海闵行区期末)The problem remains the new policy will have a positive effect on the economy A.if B.that C.whether D.which 答案：C解析：表语从句中表达“是否”含义时用whether,句意为“新政策是否会对经济 产生积极影响的问题仍然存在”。 3 选择性必修1沪教牛津版（上海教育） 【寒假专版】 重难点精讲 易错点综合演练 L单项选择（直击重难点) 1.The main problem is_we can improve our spoken English in a short time. A.that B.whether C.what D.how 2.My parents'suggestion is that wea charity sale to raise money for the poor. A.hold B.will hold C.held D.are holding 3.The truth is the earth is round,which has been proven by scientists. A.if B.whether C.that D.what 4.The little girl's question was her pet dog had gone. A.where B.where did C.where had D.where she Ⅱ.用所给词的适当形式填空（强化句型结构） 1.The key is how we_(solve)this difficult problem as soon as possible 2.Our teacher's order is that all of us_(hand)in our homework before class. 3.The question is whether they(arrive)here on time tomorrow. 4.What he wants to know is where his brother(go)yesterday. 5.The fact is that she(never be)to the Great Wall before. 血短文填空（综合运用表语从句） 用适当的连接词填空，使短文完整通顺。（沪教牛津版教材课文改编） Dear Tom, I'm writing to tell you about my confusion.The problem is 1.I can't decide whether to choose science or art as my major.My parents think the reason is 2.I'm not good at making choices.But the truth 4 选择性必修1沪教牛津版（上海教育） 【寒假专版】 重难点精讲 is 3.both science and art interest me a lot.My teacher's suggestion is 4.I should take some career assessment tests.What do you think?The main question is 5._you can give me some useful advice. V.按要求改写句子（巩固表语从句） l.The question is how can we get there on time.(改正错误) 2.My hope is I will pass the exam.（用that引导表语从句) 3.Is the earth round?The fact is..(合并为表语从句) 4.Why did she leave without saying goodbye?Her friend's confusion was..(合并为表语从句) 参考答案 I.单项选择：1D2.A3.C4.A Ⅱ.用所给词的适当形式填空：1.will solve2.(should)hand3.will arrive4.went5.has never been Π.短文填空： 1.that 2.that 3.that 4.that 5.whether IV.按要求改写句子： 1.The question is how we can get there on time. 2.My hope is that I will pass the exam. 3.The fact is that the earth is round. 4.Her friend's confusion was why she left without saying goodbye. 5