Unit 5 单词系统讲解表 2025-2026学年外研版英语七年级上册

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外研版七上英语Unit 5单词系统讲解表

单词

常见搭配

考点提示

经典例句

within /wɪˈðɪn/ (prep. 在(建筑或地区)里)

within the room(在房间里)、within the city(在城市里)、within ten minutes(十分钟内)

反义词为without;后接名词或代词,表“在……范围内”;可与时间、地点搭配

The keys are within the drawer, you can find them.(钥匙在抽屉里,你能找到的。)/We need to finish the work within an hour.(我们需要在一小时内完成工作。)

quarter /ˈkwɔːtə/ (n. 一刻钟,十五分钟)

a quarter past seven(七点十五分)、a quarter to eight(七点四十五分)、three quarters(四分之三)

复数形式为quarters;表时间时,a quarter past/to + 数字是常用表达;表“四分之一”时,可与of连用

I will meet you at a quarter past three this afternoon.(我今天下午三点十五分和你见面。)/Three quarters of the students in our class like sports.(我们班四分之三的学生喜欢运动。)

workshop /ˈwɜːkʃɒp/ (n. 车间,工场)

a car workshop(汽车车间)、a painting workshop(绘画工作室)、in the workshop(在车间里)

复数形式为workshops;由work和shop构成的复合名词;可表示“车间”或“研讨会、工作室”

My uncle works in a machine workshop.(我叔叔在一个机械车间工作。)/There will be a writing workshop in our

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school next week.(下周我们学校会有一场写作研讨会。)

leaf /liːf/ (n. 叶,叶子)

green leaves(绿叶)、a maple leaf(枫叶)、falling leaves(落叶)、turn over a new leaf(改过自新)

复数形式为leaves,为不规则变化;常用搭配turn over a new leaf表“改过自新”;与foliage(树叶总称,不可数)区分

The leaves turn yellow in autumn.(秋天树叶变黄。)/She picked up a red maple leaf on the ground.(她在地上捡起一片红枫叶。)

each /iːtʃ/ (det. (两个或两个以上物或人中的)每个,各)

each student(每个学生)、each other(互相)、each of us(我们每个人)、each time(每次)

作定语时,后接单数名词;each of后接复数名词/代词,谓语动词用单数;与every的区别:each强调个体,every强调全体

Each student has a new textbook.(每个学生都有一本新课本。)/Each of them has a different hobby.(他们每个人都有不同的爱好。)/We help each other in study.(我们在学习上互相帮助。)

collect /kəˈlekt/ (v. 收集,采集;使集中)

collect stamps(集邮)、collect data(收集数据)、collect leaves(采集树叶)、collect one's thoughts(整理思绪)

过去式和过去分词为collected、collected;后接名词、代词作宾语;名词形式为collection,意为“收藏;收集物”

He likes to collect old coins in his free time.(他闲暇时喜欢收集旧硬币。)/The scientist collected samples from the forest.(这位科学家从森林里采集了样本。)/Her

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stamp collection is very valuable.(她的邮票收藏很有价值。)(collection用法)

root /ruːt/ (n. 根)

tree roots(树根)、root system(根系)、take root(生根;扎根)、at the root of(在……的根源)

复数形式为roots;常用搭配take root表“生根”;可用于比喻义“根源”

The tree has deep roots in the soil.(这棵树在土壤里有很深的根。)/The idea took root in his mind.(这个想法在他脑海里扎了根。)/Poverty is at the root of the problem.(贫穷是这个问题的根源。)

send /send/ (v. 送出,发出)

send a letter(寄信)、send an email(发邮件)、send sb. to school(送某人上学)、send for a doctor(派人去请医生)

过去式和过去分词为sent、sent,为不规则变化;常用搭配send sb. sth. = send sth. to sb.(给某人寄/送某物)

My mother sent me a birthday gift from Beijing.(妈妈从北京给我寄了一份生日礼物。)/He sent an email to his teacher to ask for leave.(他给老师发邮件请假。)

rise /raɪz/ (v. 升高,上升)

the sun rises(太阳升起)、rise up(起义;升起)、rise in price(价格上涨)、rise to one's feet(

过去式为rose,过去分词为risen,为不规则变化;不及物动词,后不接宾语;与raise的区别:rise

The sun rises in the east and sets in the west.(太阳东升西落。)/The water level in the river rose after the

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