shall 的特殊用法-2025-2026学年高中英语选修四语法易错点精讲（沪教版）

高中沪教牛津版 【语法精讲】 选择性必修4 shall的特殊用法专项训练 语法易错点精讲 学段：高中教材：沪教牛津版年级：选择性必修4 语法认知 shl的特殊用法=主要用于第一人称(IWe)疑问句中表示请求或征求对方意见，在陈述句中用于 第二、三人称表示说话人的允诺、命令、警告或威胁。 易错点讲解 易错点一：shall在陈述句中主语使用错误 讲解： shl在陈述句中表示“命令、警告、允诺、威胁”等语气时，主语只能是第二、三人称，不可用 于第一人称。 例句：You shall finish the task before5p.m.(命令)→正确。I shall attend the meeting.(错误，第一 人称应用wilI) 真题再现： 1.(2024上海浦东区期末，沪教牛津版)The rule says that no one_leave the library without returning books. A will B shall C must D need 答案：B解析：主语no one为第三人称，此处表示规定，用shall符合语法规则。 2.(2024上海徐汇区月考，沪教牛津版)You=not park here,or you will get a fine. A will B need C shall D may 答案：C解析：主语you为第二人称，此处表示警告，用shall符合沪教牛津版教材语法要求。 易错点二：shall与should的语气混淆 1 高中沪教牛津版 【语法精讲】 选择性必修4 讲解： shall表示说话人强烈的意志或命令，语气坚定；should表示“应该”，语气较委婉，表建议或义务。 例句：You shall obey the law.(必须遵守，语气强硬)→You should obey the law.(应该遵守，语气 委婉) 真题再现： 1.(2023上海黄浦区期中，沪教牛津版)—What does the sign say?一It says that visitors_keep off the grass A should B shall C will D may 答案：B解析：指示牌规定用shall,表强制语气，区别于should的建议语气。 2.(2023 上海静安区期末，沪教牛津版)Students一respect their teachers,.which is a basic rule in school. A shall B should C will D would 答案：B解析：此处表示“应该”的义务，语气委婉，用should符合语境。 易错点三：shall在疑问句中功能误解 讲解： shll用于第一、三人称疑问句中，表征求对方意见或请求指示，不可用于第二人称疑问句表建议。 例句：Shall we go shopping?(第一人称，征求意见)一正确。Shall you help me?(错误，第二人 称应用will) 真题再现： 1.(2024上海杨浦区月考，沪教牛津版)_we start the meeting now or wait for the others? A Will B Would C Shall D Should 答案：C解析：主语we为第一人称，表征求意见，用shall符合语法规范。 2.(2023上海闵行区期末，沪教牛津版)一_the boy stand here for punishment?-Yes,he shall. A Will B Shall C May D Must 答案：B解析：主语the boy为第三人称，疑问句中用shal表请求指示，符合沪教牛津版教材 用法。 易错点四：shall与will的时态误用 讲解： shall无过去式，表过去的“命令/允诺”需用would:will表过去习惯性动作也用would,但二者不 可混淆功能。 2 高中沪教牛津版 【语法精讲】 选择性必修4 例句：The king said that the prisoner should be set free.(错误，过去命令应用would)→The king said that the prisoner would be set free. 真题再现： l.(2024上海虹口区期中，沪教牛津版)The officer ordered that the soldiers三take the enemy position by dawn. A shall B will C would D should 答案：C解析：主句为过去时，表过去的命令，用would代替hall,符合时态一致原则。 2.(2023上海普陀区期末，沪教牛津版)My father promised that he三buy me a new bike if I passed the exam. A shall B will C would D should 答案：C解析：主句过去时，promise的宾语从句中过去允诺用would,.区别于sha的现在时用 法。 易错点综合演练 综合演练 1单项选择（直击易错点) 1.The company rule states that all employees-wear ID cards at work A will B shall C must D need 2.You_take these documents home;they contain confidential information. A shouldn't B shan't C won't D needn't 3.-the team leader make a final decision or discuss it with members first? A Will B Would C Shall D Should 4.Passengers_fasten their seatbelts during take-off and landing,as required by the airline. A should B shall C will D may Ⅱ.用所给词的适当形式填空（强化易错点区分） 1.The sign clearly says that visitors-(not touch)the artworks.(shall) 2.Students(respect)their parents,which is a traditional virtue.(should 3.-(we)postpone the trip to next weekend if the weather doesn't improve?(shall) 4.The manager ordered that all staff_(attend)the training session yesterday.(would) 高中沪教牛津版 【语法精讲】 选择性必修4 1.短文填空（综合运用四大易错点) 用适当的词填空： When planning a class trip,teachers often face questions like:"1.-we go to the museum or the sci- ence park?"Such decisions require considering students'interests.School regulations state that no stu- dent 2.-leave the group without permission.It's important to remember that students 3.-follow the teacher's instructions,but they also 4.-feel free to share ideas.Last year,our teacher promised we 5. have a picnic if we won the debate competition,and she kept her word. V.连词成句（聚焦易错句式） 1.the,rules,that,employees,wear,require,uniforms,shall (. 2.we,start,project,tomorrow,the,shall (? 3.not,park,here,you,or,fine,get,a,will,shall ( 4.students,homework,on,time,submit,should,their(.) 参考答案 I单项选择 1B2.B3.C4.B Ⅱ.用所给词的适当形式填空 1.shall not touch 2.should respect 3.Shall 4.would attend I短文填空 1.Shall 2.shall 3.should 4.should 5.would V.连词成句 1.The rules require that employees shall wear uniforms. 2.Shall we start the project tomorrow? 3.You shall not park here or you will get a fine. 4.Students should submit their homework on time. 4