Unit 3 教材核心知识点讲解 2025-2026学年外研版七年级英语下册

Unit 3教材知识点详解 考点01 The taste and smell of a certain food can often bring back memories. 某种食物的味道和气味常常能唤起回忆。 【解析】“__________________” 为固定短语，表 “唤起；使回忆起；带回” 【常用结构】 ① bring back + __________（__________________） The old song brings back my childhood memories.（这首老歌唤起了我的童年回忆。） ② ___________________________（使某人回忆起某物） The photo brings back happy times to us.（这张照片让我们回忆起欢乐时光。） 【拓展】 ① 同义短语：call back ② 反义短语：____________（带走）、_________________（逐渐消失） 【针对训练】  1、The smell of my grandma’s cooking always ______ my sweet childhood memories. A. brings back B. takes away C. fades away D. calls on 2、—Why do you love this song so much? —Because it ______ all my happy memories of junior high school. A. takes away B. brings back C. fades away D. puts away 3、 The old movie _______________ (bring back) many warm memories to my parents last night. 考点02 She can do magic in the kitchen: Tofu and beef become red, hot mapo tofu. 她在厨房里能施展 “魔法”：豆腐和牛肉变成了红通通、热乎乎的麻婆豆腐。 【解析】“_________________” 为固定搭配，表 “施展魔法；有神奇效果” 【常用结构】 ______________________________（用某物施展魔法 / 产生神奇效果） She does magic with simple ingredients.（她用简单的食材做出神奇的美味。） 【拓展】magic 可作名词（____________）或___________，例：magic tricks（魔术技巧）、a magic moment（神奇的时刻） 【针对训练】 1、The magician ______ on the stage and everyone was amazed. A. did magic B. made magic C. played magic D. took magic 2、My grandma ______ with simple ingredients and creates delicious meals. A. does magic B. makes magic C. plays magic D. takes magic 3、The artist ________________ (do magic) with paints and brushes to create wonderful artworks. 考点03 Each kind of porridge tastes great in its own way. 每种粥都有其独特的美味。 【解析】“tastes” 为感官系动词，表 “尝起来”，后接形容词作表语，无被动语态。 【常用结构】 taste + ____________（尝起来……） The soup tastes delicious.（这汤尝起来很美味。） 【辨析】 ① 感官系动词（taste/smell/look/sound/feel）后均接形容词，________________ ② 例：The flower smells sweet.（正确）/ The flower smells sweetly.（错误） 【针对训练】 1、The cake ______ sweet. I like it very much. A. taste B. tastes C. is tasted D. tasting 2、The flower ______ nice. Let’s enjoy it. A. smell B. smells C. is smelt D. smelling 3、The song ______ great. Let’s listen to it again. A. sounds B. tastes C. smells D. feels 4、The cloth ______ (feel) soft and comfortable. 5、The dish ______ (taste) delicious when I ate it yesterday. 考点04 When I fall ill, my mother always makes plain rice porridge for me. 当我生病时，妈妈总是给我做白米粥。 【解析】“makes” 为 “make” 的第三人称单数形式，表 “制作；做（食物）” 【常用结构】 ①_________________（制作某物） She makes bread every weekend.（她每个周末都做面包。） ② _______________（为某人制作某物） My dad makes dumplings for the family on Spring Festival.（爸爸在春节为家人包饺子。） 【拓展】make 作使役动词时表 “使；让” 【针对训练】 1、My grandma ______ delicious mooncakes for us every Mid-Autumn Festival. A. makes B. make C. made D. making 2、My father ______ a kite for me last weekend. A. makes B. make C. made D. making 3、 The movie_________ (make) us cry. 知识点05 That’s the simplest food on any Chinese menu. For me, however, it’s the best food in the world. 那是中国菜单上最简单的食物，但对我来说，它是世界上最美味的食物。 【解析】“best food” 中 为 good 的最高级，表 “最好的；最美味的”，用于强调对某物的极高评价。 【常用结构】 ________________（最好的……） This is the best film I’ve ever seen.（这是我看过的最好的电影。） 【搭配】 ① the best food（最美味的食物）、the best friend（最好的朋友） ② （最…… 之一），例：Porridge is one of the best foods for breakfast.（粥是早餐最佳选择之一。） 【注意】good 的比较级为 ，最高级为 ，属于不规则变化。 【针对训练】 1、 —What do you think of Guangdong dim sum? —It’s ______ food I’ve ever tasted. I love it so much. A. good B. better C. the best D. best 2、 Porridge is one of ______ breakfast foods in China. Many people like it. A. the best B. best C. better D. good 3、 I think reading is ______ (good) than watching TV for students. 4、 Running is ______ (good) for our body. We should do it every day. 考点06 It’s better medicine than a pill! 它比药片还有效！ 【解析】“medicine” 此处为 名词，表 “药物；药材；疗法” 【常用结构】 ① （吃药） You should take medicine before bed.（你应该睡前吃药。） ② （一种药物）、traditional Chinese medicine（中药） 【搭配】 ① herbal medicine（草药）、cold medicine（感冒药） ② （治疗某物的药物）， 例：There’s no medicine for homesickness.（乡愁无药可治。） 【辨析】 1 Medicine 2 药片”，例：She took three pills a day.（她每天吃三片药。） 【针对训练】 1、 —I have a bad cold. Should I take some ______?—Yes, and drink more hot water. A. Pill B. pills C. medicine D. medicines 2、Porridge is ______ than any ______ for a sick person’s stomach. A. better medicine; pill B. a better medicine; pill C. better medicine; pills D. a better medicine; pills 3、You should take ______ (medicine) on time and don’t forget to drink warm water. 4、This kind of ______ (pill) is good for a sore throat. You can try it. 考点07 Now I’m studying away from home. 现在我离家求学。 【解析】“ ” 为固定短语，表 “离家；不在家”，强调与家的空间距离。 【常用结构】 （离家） 【拓展】away from 后可接其他 名词，例： （不在学校）、away from the city（远离城市） 【针对训练】 1、 My sister ______ in Beijing now. She is away ______ home for her study. A. study; from B. studying; from C. study; to D. studies; to 2、—Why do you look sad? —Because my best friend will go to study in Guangzhou and be ______ home for a long time. A、away B. from C. away from D. far from 3、Don’t worry about your son. He can look after himself when he is ______ (离家) 4、She ______ (study) away from home now, so she often calls her parents. 考点08 The old days still feel so sweet in my heart. 往昔的时光在我心中依然如此甜蜜。 【解析】“feel” 为感官系动词，表 “感觉；觉得”，后接 作表语，主语可为 或 。 【常用结构】 ① 主语为人：feel + 形容词（ ） I feel tired after a long walk.（长时间走路后我感到疲惫。） ② 主语为事物：feel + 形容词（ ） The story feels warm.（这个故事给人温暖的感觉。） 【搭配】 ① feel happy/sweet/sorry（感到开心 / 甜蜜 / 抱歉） ② （想要做某事），例：I feel like eating porridge today.（我今天想吃粥。） 【拓展】feel 还可作实义动词，表 “ ”，例：Feel the fabric, it’s soft.（摸摸这块布料，很柔软。） 【针对训练】 1、 The old memories ______ so warm in my heart every time I think of them. A. feel B. feels C. taste D. tastes 2、—Why don’t you wear this dress to the party? —It ______ too small. I think it doesn’t fit me anymore. A. feels B. looks C. sounds D. becomes 3、My grandmother often says the life in the countryside ______ very sweet and peaceful. A. feel B. feels C. is feeling D. felt 4、The song always ______ (feel) sad when I listen to it alone at night. 考点09 People often compare roujiamo to hamburgers. 人们常把肉夹馍比作汉堡包。 【解析】“compare” 为动词，表 “比较；比作”，此处用 “ ” 结构，指将两种不同事物进行类比。 【常用结构】 ① （把 A 比作 B） People compare life to a journey.（人们把人生比作一场旅行。） ② （将 A 与 B 对比，侧重找差异） Compare this book with that one, and you’ll find differences.（把这本书和那本对比，你会发现不同。） 【注意】compare 的名词形式为 ，例：a comparison between two dishes（两道菜的对比） 【针对训练】 1、 People often compare the Yellow River ____the mother of Chinese people. A. to B. with C. for D. as 2、We can ______ her smile _____ a bright sun. It always makes us warm. A. compare; with B. compare; to C. take; to D. take; with 3、The ______ (compare) between city life and country life is always a hot topic. 4、People usually compare teachers ______ candles (蜡烛) because they give out light for others. 考点10 Many people call it the “Chinese hamburger”. 很多人把它称为 “中国汉堡”。 【解析】 (把某人 / 某物称为……） We call this fruit “star fruit”.（我们把这种水果称为 “杨桃”。） 【搭配】 ① 叫某人的名字） ② （简称某物），例：Roujiamo is called “Chinese hamburger” for short abroad.（肉夹馍在国外被简称为 “中国汉堡”。） 【针对训练】 1、 People all over the world call the Great Wall ______ the symbol of China. A. for B. as C. / D. to 2、Most students call their head teacher ______ his full name at school.A. by B. with C. for D. as 3、—What do you ______ the small animal in the picture?—We call it a “fox”. A. say B. call C. speak D. tell 4、We usually call our English teacher ______ Ms. Li, not by her full name. 考点11 Food is a bridge between cultures. 食物是文化之间的桥梁。 【解析】“bridge” 此处为 名词，表 “桥梁；纽带”，指食物能连接不同文化。 【常用结构】 1 （A 和 B 之间的桥梁） Music is a bridge between people.（音乐是人与人之间的桥梁。） ② bridge 还可作 ，表 “ ” bridge the gap between two countries（弥合两国间的差距） 【搭配】 ① （文化桥梁）、 （友谊之桥） ② （通往某物的桥梁），例：Food is a bridge to understanding different cultures.（食物是理解不同文化的桥梁。） 【针对训练】 1、Art is a great ______ between different countries and people.A. bridge B. road C. street D. river 2、Many people think reading is a good ______ to knowledge (知识).A. bridge B. bridge for C. bridge to D. bridge between 3、—What can connect different cultures together?—In my opinion, food is the best ______ between them.A. street B. bridge C. way D. path 4、People all believe that music is a bridge ______ different people around the world. 5、Learning a foreign language is a useful bridge ______ (understand) other countries’ customs. 考点12. When foods cross borders, sweet things can happen. 当食物跨越国界，美好的事情就会发生。 【解析】“ ” 为固定短语，表 “跨越国界；跨境”，border 为 名词，常用 形式。 【常用结构】 1 cross borders（跨越国界） This kind of fruit crosses borders easily.（这种水果很容易跨境流通。） 2 （越过边境）， They crossed the border by car.（他们开车越过边境。） 【拓展】across为介词，例：cross the road（过马路）= go across the road 【针对训练】 1、 They ______ the border by train last week and arrived in the next country. A. cross B. crossed C. across D. goes across 2、We can ______ the road at the zebra crossing, or walk ______ it slowly. A. cross; across B. across; cross C. cross; cross D. across; across 3、The little boy is too young to ______ (cross) the road alone. 考点13. We should eat a balanced diet. 我们应该均衡饮食。 【解析】“ ” 为固定短语，表 “均衡饮食”【常用结构】 ① （保持均衡饮食） It’s important to have a balanced diet.（保持均衡饮食很重要。） ② （维持均衡饮食）， Athletes must keep a balanced diet.（运动员必须维持均衡饮食。） 【拓展】 1 balanced 为 ，表 “平衡的”，由 balance（动词 / 名词，“平衡”）加后缀 -ed ② diet 为 数名词，表 “饮食；食谱”，例：a low-salt diet（低盐饮食） 【针对训练】 1、 It’s very important for us ______ a balanced diet every day to keep healthy. A. have B. to have C. having D. has 2、My doctor advises me ______ a low-sugar ______ because I have a sweet tooth. A. keep; diet B. to keep; diet C. keep; food D. to keep; food 3、You should eat more vegetables and fruit to ______ a balanced diet. A. do B. make C. keep D. get 4、The ______ (balance) diet can give our body enough nutrition (营养) for daily life. 5、A lot of people choose a low-fat ______ (diet) to lose weight healthily. 6、To keep healthy, we should eat a balanced diet and do sports ______ (regular). 考点14. All snacks are unhealthy. 所有零食都是不健康的。 ① 名词, 表 “零食；小吃” Children like to eat snacks after school.（孩子们放学后喜欢吃零食。） ② ，表 “吃零食” She snacks on nuts between meals.（她两餐之间吃坚果当零食。） 【针对训练】 1、Many students like eating ______ after class. A. snack B. snacks C. a snackes D. snacking 2、She often ______ on fruit instead of junk food. A.snack B. snacks C. snacking D. snacked 3、It’s not good ______ too many sweet snacks. A.eat B. eating C. to eat D. eats 4、It is not true that all ______ (snack) are unhealthy. 5、Would you like ______ (have) a snack now? 考点15. Too much fat and salt is bad. 过多的脂肪和盐是有害的。 【解析】“salt” 为 名词，表 “盐；食盐” 【常用结构】 ① add salt（加盐） Add a little salt to the soup.（往汤里加一点盐。） ② （用于某物的盐） We need salt for preserving food.（我们需要盐来保存食物。） 【注意】too much 后接 ，too many 后接 ，例：too many sweets（太多甜食） 【针对训练】 1、Eating too ______ salt is bad for our health. A.much B. many C. lot D. a lot 2、Don’t put too ______ sweets in the milk. A.much B. many C. some D. a lot 3、My mother often adds some ______ to the dishes. A.salts B. a salt C. salt D. salty 4、Please add some salt ______ the noodles.Too many ______ (sweet) are bad for teeth. 考点16. We need fat and salt for our bodies to work well. 我们的身体正常运转需要脂肪和盐。 【解析】“ ” 为固定短语，表 “运转良好；正常工作；有效” 【常用结构】 ① work well（运转良好） The machine works well after repair.（机器维修后运转良好。） ② （对某人有效）， This diet works well for me.（这种饮食对我很有效。） 【拓展】well 此处为副词，修饰动词 work，good 为形容词，不可修饰动词。 【针对训练】 1、Our bodies need fat and salt to ______ well. A. work B. works C. working D. worked 2、Eating well can make our body ___.A. work good B. works well C. work well D. working good 3、This plan doesn’t ______ well for us.A. work B. works C. working D. worked 4、Fruit and vegetables help the body ______ (work) well. 考点17. Cut two tomatoes into slices. 把两个西红柿切成片。 【解析】“cut” 为动词，表 “切；割；剪”，此处为烹饪步骤中的常用动作。 【常用结构】 ① （把某物切成某种形状） Cut the apple into halves.（把苹果切成两半。） ② （切薄）、 （切厚）， Cut the onions thinly.（把洋葱切薄。） 【注意】cut 的过去式和过去分词均为 cut，属于不规则变化。 【针对训练】 1、Cut two tomatoes ______ slices, please. A. in B. into C. on D. at 2、He ______ the bread thickly just now.A. cut B. cuts C. cutting D. to cut 3、Cut the potatoes ______, or they can’t cook quickly. A. thin B. thinly C. thick D. thickly 考点18. Add a little salt and pepper. 加少许盐和胡椒粉。 【解析】“add” 为动词，表 “添加；增加”，是烹饪中常用动词，后接宾语，可与介词 to 连用。 【常用结构】 ① add sth.（添加某物） Add some sugar to the tea.（往茶里加些糖。） ② （把 A 添加到 B 中） She added milk to her coffee.（她往咖啡里加了牛奶。） 【注意】a little 后接 ，a few 后接 。 【针对训练】 1、You can add some milk ______ the coffee . A. in B. to C. on D. at 2、There is ______ salt in the dish. Don’t add more .A. a few B. a little C. many D. few 3、______ too much salt is bad for our health. A. Add B. Adds C. Adding D. Added 4、I need a few __________ (tomato) for the dish. 考点19. Stir it until it becomes golden yellow. 搅拌直到它变成金黄色。 【解析】“becomes” 为 “become” 的第三人称单数形式，表 “变成；成为”，强调状态的转变，后接 或 。 【常用结构】 ① （变成…… 状态） The leaves become red in autumn.（树叶在秋天变红。） ② （成为……） He became a cook when he grew up.（他长大后成为了一名厨师。） 【拓展】become 的过去式为 ，过去分词为 ，属于不规则变化。 【针对训练】 1、The sky __________ (become) dark when it rains. 2、The little boy __________ (become) a student last year. 3、She wants to ______ a doctor in the future.A. become B. becomes C. became D. becoming 考点20. The dish looks good, and tastes even better. 这道菜看起来不错，尝起来更美味。 【解析】“looks” 为感官系动词，表 “看起来；看上去”，后接 作表语，描述事物的外观。 【常用结构】 ① look + （看起来……） The flowers look beautiful.（这些花看起来很漂亮。） 2 （看起来像……） 3 The dish looks like a work of art.（这道菜看起来像一件艺术品。） 【辨析】 ① look：侧重视觉上的 “看起来” ② seem：侧重主观判断的 “似乎；好像”，例：It seems delicious.（它似乎很美味。） 【针对训练】 1、The dish __________ (look) good. 2、You __________ (look) worried today. 3、These flowers ______ very beautiful.A. look B. looks C. to look D. looked 考点21. Food bears our happy memories. 食物承载着我们的美好回忆。 【解析】“bears” 为 “bear” 的第三人称单数形式，动词，表 “ ”，此处为比喻用法，指食物是回忆的载体。 【常用结构】 ① bear sth.（承载 / 承担某物） The table bears many books.（这张桌子上放着很多书。） ② （无法忍受某物），例：I cant bear spicy food.（我吃不了辣。） 【注意】bear 的过去式为 ，过去分词为 ，属于不规则变化。 【针对训练】 1、Food ______ our happy memories.A. bear B. bears C. bearing D. bore 2、He ______ a lot of pressure at school last term.A. bear B. bears C. bore D. borne 3、She can’t bear ______ up late.A. stay B. staying C. stays D. stayed 考点22. Marco Polo carried the idea all the way back to Europe. 马可・波罗把这个想法一路带回了欧洲。 【解析】“ ” 为 “carry” 的过去式，表 “携带；搬运；传播”，此处指将制作冰酪的方法传播到欧洲。 【常用结构】 ① （把某物带到某地） She carried the box to the room.（她把箱子搬到了房间。） ② （随身携带） He carries a notebook with him.（他随身携带一个笔记本。） 【针对训练】 1、He always ______ a mobile phone with him. A. carry B. carries C. carried D. carrying 2、Don’t forget __________ (carry) your homework tomorrow. 3、She ______ a heavy bag just now. A. carry B. carries C. carried D. to carry Unit 3语法： 【语法练】 1.The dish smells delicious, but it___________a little salty. A. looks B. tastes C. feels D. sounds 2.—You added sugar in my tea? It ___________terrible! —Sorry, madam. I'll pour you another cup right away. A. feels B. looks C. sounds D. tastes 3.Sometimes the smooth surface of the West Lake really ______ like a mirror. A. smells B. looks C. sounds D. tastes 4.His voice__________strange on the phone. What happened? A. looked B. sounded C. smelt D. tasted 5.I really enjoy the noodles and vegetables. They ________ delicious. A. stay B. feel C. taste D. sound 6.The bed ________ soft and comfortable.学科网（北京）股份有限公司 A. tastes B. feels C. smells D. sounds. 7.The white shirt makes my father ______ young. A. looks B. look C. looks at D. look at 8.—Have you seen the movie The Wandering Earth?—Yes. The music in it _______ great. A. smells B. looks C. sounds D. tastes 9.The flower ______ so nice. Where did you get it? A. is smelt B. is smelling C. smelt D. smells 10.The jacket ________ nice. I’ll take it. A. looks B. look C. looks at D. look at 学科网（北京）股份有限公司 $