2025 小学英语四年级下册 第四单元 语法详解带练习题（人教版）

2025小学英语四年级下册第四单元语法详解汇总带练习题（人教版）在小学英语四年级下册的教材中，第四单元通常聚焦于时态和语法的核心概念，旨在帮助学生掌握基础的语言结构并提升实际应用能力。本单元的语法重点主要集中在一般现在时和一般过去时，辅以相关的句型和词汇。以下是对该单元语法的详细解析，并附有相应的练习题，以帮助学生巩固所学知识。一般现在时的用法一般现在时主要用于描述经常性、习惯性的动作或状态，以及客观事实。其构成形式如下：1.肯定句：主语+动词原形（第三人称单数加-s或-es）-例句：Shereadsbookseveryday.-例句：Thecatsleepsinthesun.2.否定句：主语+donot/doesnot+动词原形-例句：HedoesnotplayfootballonSundays.-例句：TheydonotwatchTVlateatnight.3.疑问句：Do/Does+主语+动词原形？-例句：Doyoulikeapples?-例句：Doesshegotoschoolbybus?一般过去时的用法一般过去时用于描述过去发生的动作或状态。其构成形式如下：1.规则动词：动词原形+ed-例句：Heplayedfootballyesterday.-例句：Theyvisitedtheirgrandparentslastweekend.2.不规则动词：需要记忆其变化形式-例句：Shewenttotheparkyesterday.-例句：Weatedinnerathomelastnight.3.否定句：主语+didnot+动词原形-例句：HedidnotwatchTVlastnight.-例句：Theydidnotgotothezooyesterday.4.疑问句：Did+主语+动词原形？-例句：Didyouhavebreakfastthismorning?-例句：Didsheseeherteacheryesterday?重点词汇和短语1.日常活动：playfootball,readbooks,watchTV,gotoschool,havedinner2.时间状语：everyday,onSundays,yesterday,lastweekend,lastnight3.地点：thepark,thezoo,home,school练习题1.填空题-She______(play)basketballeveryafternoon.-He______(go)tothelibraryyesterday.-They______(notwatch)TVlastnight.-Didyou______(have)lunchatschooltoday?-She______(see)herfriendatthesupermarketyesterday.2.选择题-What______youdolastweekend?A.did,youB.did,IC.did,me-He______tothecinemalastnight.A.goB.goesC.went-They______notlikepizza.A.doB.doesC.don't-Doesshe______toschoolbybus?A.goB.goesC.going-Mybrother______footballeverySaturday.A.playsB.playC.isplaying3.句子改错-Shedon'tlikeapples.-Hegototheparkyesterday.-TheydidnotwatchTVlastnight.-Didheplayfootballthismorning?-Theygoestoschoolbybike.答案1.填空题-Sheplaysbasketballeveryafternoon.-Hewenttothelibraryyesterday.-TheydidnotwatchTVlastnight.-Didyouhavelunchatschooltoday?-Shesawherfriendatthesupermarketyesterday.2.选择题-A.did,you-C.went-C.don't-A.go-A.plays3.句子改错-Shedoesn'tlikeapples.-Hewenttotheparkyesterday.-TheydidnotwatchTVlastnight.-Didheplayfootballthismorning?-Theygotoschoolb