介词系统复习-2025-2026学年九年级英语下册语法重难点精讲（外研版）

9年级外研版 【寒假专版】 D版重难点精讲 寒假专版 【语法专题】介词系统复习专项突破 初中外研版九年级 语法精讲 语法概述：介词（如in,on,at,by,with等）=虚词，用于名词或代词前，表明其与句中其他成分的 关系，在句中可表示时间、地点、方式、对象等。 重难点讲解 重难点-：时间介词in/on/at的用法区别讲解： -n用于年、月、季节、泛指的上午/下午/晚上以及较长的时间段前。 例：in2023,in March,in winter,in the morning -o用于具体日期、星期、节日以及具体某天的上午下午/晚上前。 on June 1st,on Monday,on National Day,on a rainy afternoon -at用于具体时刻、年龄及固定搭配（如at noon/night)。 例：at7:30,at15,at midnight 真题再现： 1.(2024 北京海淀期中，外研版)We usually have a picnic_Sunday afternoon. A.in B.on C.at D.for 答案：B解析：具体某天的下午用介词on。 2.(2023广东深圳期末，外研版)My birthday is_May.I will have a party_6p.m.that day. A.in;at B.on;in C.at;on D.in;on 答案：A解析：月份前用in,具体时刻前用at。 重难点二：方位介词in/om/to表示位置关系讲解： -in表示“在某范围内部”（A在B里面)。 9年级外研版 【寒假专版】 D版重难点精讲 例：Shanghai is in the east of China. -on表示“接壤”(A与B相邻且有共同边界)。 例：Russia is on the north of China.. -o表示“在某范围外部”(A与B不接壤)。 例：Japan is to the east of China. 真题再现： 1.(2024江苏南京月考，外研版)Guangzhou is the south of China,and it is the north of Hainan A.in;on B.on;in C.in;to D.to;in 答案：C解析：广州在中国范围内，用：广州与海南不接壤，用to。 2.(2023 浙江杭州期中，外研版)The bank is_the left of the post office. A.in B.on C.to D.at 答案：B 解析：on the left/right为固定搭配，意为“在…左/右边”。 重难点三：介词with/by/in表示“用”的区别讲解： wth表示“用工具/身体部位”，后面接具体名词。 例：cut the apple with a knife,.write with a pen -y表示“用方式手段”，后接交通工具、通讯方式或动名词。 go to school by bike,contact by email,learn by reading -表示“用语言/材料”，后接语言或材料名词。 例：speak in English,write in ink 真题再现： l.(2024山东济南期末，外研版)We usually communicate with each other_WeChat in daily life.. A.by B.with C.in D.on 答案：A解析：by+通讯方式（如WeChat/phone)表示“通过…交流”。 2.(2023 湖北武汉月考，外研版)He drew a beautiful picture一a pencil,. A.in B.with C.by D.on 2 9年级外研版 【寒假专版】 D版重难点精讲 答案：B解析：“用铅笔”是具体工具，用介词wth。 重难点四：易混淆介词短语辨析讲解： 1.look for/look after/look at -look for:寻找（强调动作） 例：I'm looking for my lost key.. -look after:照顾 例：Please look after my pet when'I m away. -look at:看（强调对象） 例：Look at the blackboard,please 2.put on/put off/put up -put on:穿上（强调动作） 例：Put on your coat..It's cold. -put off:推迟 例：We have to put off the meeting. -put up:张贴；搭建 例：Put up the notice on the wall. 真题再现： 1.(2024四川成都期中，外研版)一Why are you in a hurry? -I need to my son at the school gate. A.look for B.look after C.look at D.look up 答案：B ,解析：根据语境“接儿子”，用look after(照顾)符合逻辑。 2.(2023陕西西安期末，外研版)We had to_the sports meeting because of the heavy rain A.put on B.put off C.put up D.put down 答案：B解析：由“大雨”可知运动会被“推迟”，用put off。. 重难点五：介词与动词/形容词的固定搭配讲解： -动词+介词：arrive in/at(到达)、listen to(听)、depend on(依靠)、worry about(担心) She arrived in Beijing yesterday.We should listen to the teacher carefully. -形容词+介词：be good at(擅长)、afraid of(害怕)、interestedin(对…感兴趣)、full of(充满) He is good at playing basketball.I'm interested in English. 真题再现： 3 9年级外研版 【寒假专版】 D版重难点精讲 1.(2024 河南郑州月考，外研版)My little sister is afraid_dogs,so she never plays with them. A.in B.of C.with D.at 答案：B解析：be afraid of为固定搭配，意为“害怕…”。 2.(2023安徽合肥期末，外研版)We should depend ourselves and try to solve problems alone. A.on B.in C.at D.for 答案：A解析：depend on为固定搭配，意为“依靠…”。 易错点综合演练 I单项选择（直击重难点） 1.We will have a picnic the morning of July 1st. A.in B.on C.at D.for 2.Japan is the east of China,and it is a country the Pacific Ocean. A.in;on B.on;in C.to;on D.to;in 3.My brother usually writes letters a pen,and he often sends them_email. A.with;by B.by;in C.in;with D.with;in 4.Don't worry the exam.You are goodEnglish. A.about;at B.at;about C.for;in D.in;for 9年级外研版 【寒假专版】 D版重难点精讲 Ⅱ用适当的介词填空（强化介词用法） 1.We usually have dinner 7:00 p.m.every day 2.Shanghai is the east of China,and it is the south of Jiangsu. 3.She learns English listening to tapes and speakingher classmates. 4.My parents always worrymy study,but I am interestedmath. 血短文填空（综合运用介词） 用适当的介词填空，使短文完整通顺。 Hello,everyone!I live 1.a small town 2.the south of China.My school is not far from my home, so I go to school 3.bike every day.Classes start 4.8:00 a.m.I am good 5.English,and I often talk 6.my foreign teacher 7.English.After school,I sometimes play basketball 8.my friends 9.the playground.10.weekends,I usually help my mom look 11.my little sister.I think my life is colorful. V.连词成句（聚焦介词搭配） 1.on,we,National Day,have,a party,usually,(. 2.in,winter,I,like,to,go,skating,( 3.with,he,a knife,cuts,the cake,( 4.is,the bank,to,the left,the park,of,(. 5.afraid,she,is,of,dogs,( V.按要求改写句子（巩固介词用法） 1.Tom usually goes to school by bus.(对划线部分提问) 2.They will have a meeting on Friday afternoon.(对划线部分提问) 3.The library is in front of the classroom building.(改为同义句) The classroom building is the library. 4.We are interested in science.(改为否定句) 参考答案 J 9年级外研版 【寒假专版】D版重难点精讲 I单项选择：1B2.C3.A4.A Ⅱ.用适当的介词填空：1.at2.im,on3.by,with4.about;in Ⅲ.短文填空 1.in 2.in 3.by 4.at 5.at 6.with 7.in 8.with 9.on 10.On 11.after V.连词成句： 1.We usually have a party on National Day. 2.I like to go skating in winter. 3.He cuts the cake with a knife. 4.The bank is to the left of the park. 5.She is afraid of dogs. V.按要求改写句子： 1.How does Tom usually go to school? 2.When will they have a meeting? 3.behind 4.We are not interested in science. 6