新外研版初一英语下册各单元语法总练习

新外研版初一英语下册各单元语法总练习同学们，初一英语下册的学习旅程充满了新的挑战与乐趣。语法作为语言的骨架，其重要性不言而喻。为了帮助大家更好地梳理和巩固本学期所学的语法知识，我们特别整理了这份各单元语法总练习。希望通过这些针对性的练习，大家能够查漏补缺，熟练掌握各项语法规则，为英语学习打下坚实的基础。一、现在进行时专项练习核心回顾：现在进行时表示此时此刻正在进行的动作或发生的事情。其构成是"be(am/is/are)+动词-ing形式"。练习：1.用所给动词的正确形式填空。*Listen!Someone_______(sing)inthenextroom.*Myfather_______(read)anewspapernow.*They_______(notplay)basketball.They_______(run)ontheplayground.*What_______you_______(do)atthemoment?*Look!Thecat_______(climb)thetree.2.句型转换。*TomiswatchingTV.(改为否定句)Tom______________TV.*Theyareplayingfootball.(改为一般疑问句，并作肯定回答)_______they_______football?Yes,______________.*Sheisreadingastorybook.(对划线部分提问)______________she_______?二、一般现在时深化练习核心回顾：一般现在时用于表示经常性、习惯性的动作，或客观事实、真理。第三人称单数作主语时，谓语动词需加-s或-es。练习：1.用所给动词的正确形式填空。*Mymotherusually_______(cook)dinnerat6o'clock.*He_______(go)toschoolbybikeeveryday.*Thesun_______(rise)intheeastand_______(set)inthewest.*Theyoften_______(play)gamesafterschool.*She_______(notlike)swimming.She_______(like)dancing.2.句型转换。*WespeakChinese.(改为第三人称单数句)He_______Chinese.*Tomdoeshishomeworkeveryevening.(改为否定句)Tom______________hishomeworkeveryevening.*TheyoftenplaybasketballonSundays.(对划线部分提问)______________theyoften_______onSundays?三、情态动词can/may/must用法练习核心回顾：*can表示“能，会”（能力）或“可以”（许可，口语中）。*may表示“可以”（许可，较正式）或“可能”（推测）。*must表示“必须，一定”（义务或肯定推测）。它们的否定形式分别为can't,mustn't(mustnot),maynot。练习：1.选择合适的情态动词填空(can,can't,may,must,mustn't)。*You_______parkyourcarhere.It'sano-parkingarea.*_______Iborrowyourpen,please?*He_______swimverywell.Heswimseveryday.*You_______bequietinthelibrary.*She_______beathomenow.Thelightsareon.*I_______answerthisquestion.It'stoodifficult.2.根据中文提示完成句子。*你会弹钢琴吗？_______you_______thepiano?*我们必须按时到校。We______________toschoolontime.*他现在可能不在家。He______________athomenow.四、名词的单复数及所有格练习核心回顾：*名词有单数和复数形式，复数构成规则需牢记（加-s,-es,不规则变化等）。*名词所有格表示所属关系，单数名词后加's，复数名词以s结尾的只加'，不以s结尾的加's。练习：1.写出下列名词的复数形式。*book_______*bus_______*child_______*man_______*woman_______*tomato_______*photo_______*sheep_______2.用所给名词的适当形式填空。*Therearetwo_______(box)onthedesk.*Mymotherboughtsome_______(apple)yesterday.*These_______(child)areplayinggames.*Ihavetwo_______(foot).3.用名词所有格填空。*Thisis_______(Lucy)book.*The_______(teacher)officeisoverthere.*Thesearethe_______(students)desks.*Todayis_______(Mother)Day.五、常用介词(in,on,at,under,behind,nextto等)用法练习核心回顾：介词用于表示时间、地点、方位等。不同的介词有不同的搭配和含义。练习：1.选择合适的介词填空(in,on,at,under,behind,nextto,between)。*Mybirthdayis_______July.*WehaveEnglishclass_______9:00a.m.*Thereisapicture_______thewall.*Thelibraryis_______thepostofficeandthebank.*Igettheup_______sixo'clock_______themorning.*Theballis_______thedoor.Youcan'tseeit.六、be动词(am,is,are)的综合运用核心回顾：be动词根据主语的人称和数进行变化：I用am,you用are,he/she/it用is；复数主语用are。练习：1.用am,is,are填空。*I_______astudent.*Myfather_______adoctor.*They_______intheclassroom.*This_______mybook.Those_______yourbooks.*_______youfromChina?Yes,I_______.*Theflowers_______verybeautiful.七、句型转换综合练习(肯定句、否定句、一般疑问句及回答)核心回顾：掌握不同时态和句型的转换方法是英语学习的基础。注意助动词、be动词和情态动词在转换中的作用。练习：将下列句子分别改为否定句、一般疑问句，并作肯定和否定回答。1.Tomisplayingfootball.*否定句：_______*一般疑问句：_______*肯定回答：_______*否定回答：_______2.Theyoftengotoschoolbybus.*否定句：_______*一般疑问句：_______*肯定回答：_______*否定回答：_______3.ShecanspeakEnglish.*否定句：_______*一般疑问句：_______*肯定回答：_______*否定回答：_______---参考答案与解析（部分）：（此处为节省篇幅，仅提供部分典型题目的参考答案思路，实际练习时建议同学们独立完成后与老师或同学核对。）一、现在进行时专项练习1.issinging,isreading,arenotplaying/arerunning,aredoing,isclimbing.2.isn'twatching;Areplaying/theyare;Whatisdoing.二、一般现在时深化练习1.cooks,goes,rises/sets,play,doesn'tlike/likes.2.speaks;doesn'tdo;Whatdo/do.三、情态动词can/may/must用法练习1.mustn't,May,can,must,m