表语从句虚拟结构-2025-2026学年高中英语必修三句型真题直击（北师大版）

高中北师大版 【必修第三册】 虚拟语气专项突破 虚拟语气 It looks as if/though…(表语从句虚拟结构) 高中口北师大版口必修第三册 句型结构 It looks as if/though... 结构说明：表语从句虚拟结构，根据语境使用陈述语气（真实情况）或虚拟语气（非真实情况） 直击真题高效讲 真题1（单项选择☐月考真题） -It looks as if it (rain)soon.Why not take an umbrella? OK,thanks. A.rains B.rained C.is going to rain D.wouldrain 答案：C 核心知识点： 1.虚拟语气与真实语气辨析：s if/though引导表语从句时，若从句所述情况可能发生（有迹象表 明)，用陈述语气 2.本题”看起来要下雨'是基于当前迹象的判断，用一般将来时is going to rain 3.干扰项排除：rained/would rain用于与现在/过去事实相反的虚拟；rains为一般现在时，无法体 现”即将发生”的语境 真题2（句型转换□期中真题） The old man looks as if he is very tired..(用虚拟语气改写句子，假设”他并不累”) 答案：The old man looks as if he were very tired. 核心知识点： l.虚拟语气结构考点：与现在事实相反时，as if/though从句谓语用过去式(be动词一律用were) 2.改写逻辑：原句为陈述语气（真实情况），改写后强调”看起来累但实际不累”，需将is改为were 高中北师大版 【必修第三册】 虚拟语气专项突破 真题3（用所给词的适当形式填空口期末真题) She talks about the film as if she (see)it yesterday. 答案：had seen 核心知识点： 1.虚拟语气时态考点：as if/though从句表示与过去事实相反的假设时，谓语用had+过去分词” 2.时间标志词：yesterday明确提示与过去事实相反，需用过去完成时had seen 真题4（完成句子口月考真题） 他看起来好像知道这个秘密。（实际他不知道） He looks as if he the secret. 答案：kew 核心知识点： 1.虚拟语气隐性考点：中文提示”实际不知道”表明为与现在事实相反的虚拟，从句谓语用过去式 knew 2.语境理解：无明确时间状语时，通过”实际情况”判断虚拟时态，此处”不知道”对应现在事实相 反 真题5（语法填空☐期中真题片段） The ground is dry,but it looks as if it (rain)heavily last night. 答案：had rained 核心知识点： 1.混合虚拟语气：主句描述现在情况(looks),从句由last night提示与过去事实相反，谓语用had rained 2.逻辑关系：”地面干与”昨晚下大雨”构成矛盾，暗示”昨晚未下雨”，需用过去完成时虚拟 真题6（句子翻译☐期末真题） 她表现得好像她是这里的主人。（实际她不是） She behaves as if she the owner here. 答案：were 核心知识点： 高中北师大版 【必修第三册】 虚拟语气专项突破 1.虚拟语气be动词规则：as if/though从句表示与现在事实相反时，be动词无论主语人称，一律用 were 2.汉译英注意点：中文”好像是”需通过虚拟语气体现”非真实”，此处”不是主人”对应现在事实 相反，用were 真题精准训练 一、 单项选择（考查as if/though从句虚拟语气与陈述语气辨析） 1.He talks about the Great Wall as if he it before A.visits B.visited C.has visited D.had visited 2.The girl looks as if she an angel.Everyone likes her. A.is B.was C.were D.be 3.It seems as if it raining.Let's wait for a while. A.stops B.stopped C.will stop D.would stop 二、用所给词的适当形式填空（考查asif/though从句虚拟语气时态） 1.She behaves as if she (know)everything about the plan..(实际她并不了解) 2.He looks as if he (un)a long way.His face is red.(实际他没跑) 3.They talked as if they (be)friends for many years..(实际刚认) 4.The ground is wet as if it (tain)last night.(实际没下雨) 三、句型转换（考查as if/though从句虚拟语气改写） 1.He looks as if he is ill..(用虚拟语气改写句子，假设”他没生病？) 2.She talks as if she has read the book.（用虚拟语气改写句子，假设”她没读过”) 四、完成句子（考查as if/though从句虚拟语气汉译英） 1.他表现得好像他是一位国王。（实际他不是） He acts as if he _a king. 3 高中北师大版 【必修第三册】 虚拟语气专项突破 2.这台机器看起来好像已经坏了很久了。（实际刚坏） The machine looks as if it broken for a long time. 五、语篇填空（选自期末真题） 阅读短文，用括号内单词的适当形式填空或根据句意填空，使短文通顺。 Tom is a storyteller.He tells stories so vividly that listeners feel as if they 1. (experi- ence)the events themselves.Last week,he told a story about a pirate.He described the storm at sea as if it 2. (happen)just now.Everyone was scared,as if they 3. (be)on the ship.When he finished,people clapped loudly.It seemed as if they 4. (watch)a real movie. 参考答案 一、 单项选择 1.D2.C3.C 二、用所给词的适当形式填空 1.knew 2.had run 3.had been 4.had rained 三、句型转换 1.He looks as if he were ill. 2.She talks as if she had read the book 四、完成句子 1.were 2.had been 五、语篇填空 1.were experiencing 2.had happened 3.were 4.had watched