单元语法梳理和专项练习 2025-2026学年仁爱科普版七年级英语下册

仁爱版七年级英语下册单元语法梳理和专项练习    Unit 7 Being a Smart Shopper 核心语法1：量词修饰不可数名词  1. 规则：不可数名词（bread, juice, salt, sugar, butter）不能直接加a/an，需要量词短语量化 结构：数词 + 量词单/复数 + of + 不可数名词  a bottle of juice 一瓶果汁  two pieces of bread 两片面包 three bags of salt 三袋盐 量词变复数：数字大于1时，量词变形，后面物质名词不变 例：one box of milk / five boxes of milk   核心语法2：how many & how much 辨析  1. how many + 可数名词复数，提问数量 例：How many apples do you have? 2. how much 两种用法 ① + 不可数名词，问数量：How much sugar do we need? ② 单独使用，询问价格：How much is this T-shirt? Unit7 专项练习  一、用many/much填空  1. How ______ fruit do you want? 2. How ______ eggs are there in the fridge? 3. How ______ is the butter? 4. How ______ pieces of bread do you need?  二、按提示改写句子  1. I want a bottle of milk.（对a bottle提问）  2. I need three kilos of salt.（对three kilos提问） Unit8 Our Blue Planet 核心语法 1：大数字读法 1. 百位：百位数 + and + 后两位 326 = three hundred and twenty-six 2. 千位：几千 + hundred + and 剩余数字 2518 = two thousand five hundred and eighteen 3. hundred/thousand 前有具体数字，不加s；模糊数量hundreds of 成百上千 4.one million=1,000,000，1后面6个0​ 5.one billion =1,000,000,000，1后面9个0 速记口诀  三位一分，从右划分； 千、百万、十亿依次认； 百位后面加and，末尾零字不用问。 核心语法2：祈使句  1. 肯定祈使句：动词原形开头，表命令、建议、号召 Save water. 节约用水。 2. 否定祈使句：Don’t + 动词原形 Don’t waste water. 不要浪费水。 3. 加强语气：Never + 动词原形（禁止） Never pour dirty water into rivers.  Unit8 专项小练习  一、写出英文读法  1. 3，469 ________________________ 2. 25，3072 ________________________ 3. 555，555，555，555   _______________________  二、句型转换 1. Save every drop of water.（改为否定句）  2. Close the tap.（改为否定祈使句）  3. You should be careful when you cross the road.（改为祈使句)  Unit9 From Here to There  核心语法1:方位介词 1. in 在内部；on 在表面；behind 在后面；beside 在旁边 2. in front of 在物体外部前面；in the front of 在物体内部前部 3. across 穿过（平面）；on the right of 在……右侧 4.across from 在……的对面 例句：There is a tree in front of the classroom.（教室外） The blackboard is in the front of the classroom.（教室内） Walk across the street, the shop is on your right.  核心语法2：一般过去时（一）  1. 含义：描述过去发生、已经结束的动作 2. 规则动词变化： ① 直接+ed：walk-walked ② 以e结尾+d：live-lived ③ 辅+y结尾，变y为i+ed：study-studied ④ 重读闭音节双写尾字母+ed：stop-stopped 3. 不规则动词（基础）：go-went, see-saw, take-took等。 不规则动词表在课本最后一页，需要熟练掌握。  Unit9 专项小练习  一、介词填空 in / in front of / in the front of / across / beside/across from  1. The river is ______ the village .2. There is a desk ______ the classroom.（教室内部前方） 3. A big tree stands ______ the house.（房屋外部前面） 4. Walk ______ the road, you’ll see the park. 5.The hospital is ______ the library. (对面) 二、动词变过去式  1. play ________  2. carry ________  3. stop ________   4.live_______ 5.plan________ 6.  try  ________ 7.come________ 8.fly________ 9.go_______ 10.teach_______ Unit10 Lending a Helping Hand  核心语法1：名词性物主代词  物主代词表格： my → mine 我的；your → yours his → his；her → hers our → ours；their → theirs 用法：名词性物主代词=形容词性物主代词+名词，后面不加名词 例：This is my bag. = This bag is mine.  核心语法2：一般过去时（二）  1. be动词过去式：am/is-was；are-were 肯定：I was at the park yesterday. 否定：They were not at home last Sunday. 疑问：Were you busy last week? 2. 实义动词过去式： 否定：didn’t + 动词原形 疑问：Did + 主语 + 动词原形 例：I helped old people last month. Did you help old people last month?  Unit10 专项小练习  一、用名词性物主代词填空  1. This pen is ______ (my). 2. The books are ______ (they) .3. Is this ruler ______ (you)?  二、用was/were/did填空  1. ______ you go to the community last weekend? 2. She ______ at the village yesterday. 3. They ______ busy helping others last Saturday.  Unit11 Rules Matter!  核心语法1：反身代词  myself 我自己；yourself 你自己； himself 他自己；herself 她自己 ourselves 我们自己；yourselves 你们自己； themselves 他们自己 固定搭配：enjoy oneself 玩得开心；help oneself 自取  核心语法2：情态动词 must / mustn’t / should / shouldn’t  1. must 必须（强制规则）；mustn’t 禁止，不准 You must follow traffic rules. You mustn’t run on the road. 2. should 应该（建议）；shouldn’t 不应该 We should protect water. We shouldn’t waste food.  Unit11 专项小练习  一、反身代词填空  1. He hurt ______ (he) when he rode bikes. 2. We enjoyed ______ (we) in the trip. 3. Help ______ (you) to some fruit, kids .二、选词填空 must / mustn’t / should / shouldn’t  1. You ______ run the red light. 2. We ______ keep quiet in the library. 3. Students ______ finish homework on time.   Unit12 Better Together  核心语法 1：形容词变副词（-ly后缀）  1. 一般直接+ly：slow-slowly, careful-carefully 2. 以辅音+y结尾，变y为i+ly：happy-happily, easy-easily 3. 特殊：good-well；fast-fast（同形） 用法：形容词修饰名词；副词修饰动词 例：He is a careful boy. He does homework carefully.   核心语法2：并列连词 and / but / or  1. and 和，表顺承、并列：I like singing and dancing. 2. but 但是，表转折：He is young but hard-working. 3. or 或者；否则：Hurry up, or you’ll be late.  Unit12 专项小练习  一、词形转换（形容词变副词）  1. quick ________  2. happy ________   3. slow ________  4. good ________  二、连词填空 and / but / or  1. Work hard, ______ you won’t finish the team task. 2. She is small ______ strong. 3. We cooperate ______ help each other in teamwork.  参考答案  Unit7 答案  一、 1. much2. many3. much4. many二、5. How many bottles of milk do you want?6. How much salt do you need?  Unit8 答案 一、1. three thousand four hundred and sixty-nine2.twenty-five thousand three hundred and seventy-two3. five hundred and fifty-five billion five hundred and fifty-five million five hundred and fifty-five thousand five hundred and fifty-five二、4. Don’t save every drop of water.5. Don’t close the tap.6. Be careful when you cross the road.  Unit9 答案 一、1. across from2. in the front of3. in front of4. across5. across from二、6. played7. carried8. stopped9. lived10. planned11. tried12. came13. flew14. went15. taught  Unit10 答案 一、1. mine2. theirs3. yours二、4. Did5. was6. were  Unit11 答案一1. himself2. ourselves3. yourselves二、4. mustn’t5. should6. must  Unit12 答案 一、1. quickly2. happily3. slowly4. well二、5. or6. but7. and 学科网（北京）股份有限公司 $