初一英语知识点回顾

1、2021/3/91七年级英语知识点总结北京四中 贾巍2021/3/92 Do you like English? How do you learn English? What do you think is the most difficult thing in English learning: words, sentences, grammar, pronunciation, etc?2021/3/93我们学过的英语中词的变化有哪些？ 名词 形容词，副词 动词2021/3/94我们学过的英语中词的变化有哪些？ 名词 复数 形容词，副词 比较级，最高级 动词 三单，现在分词，过去式2021/

2、3/95名词单数复数变化我有一个蛋糕。2. 我有好多蛋糕。3. 我花很多钱买的这些蛋糕。2021/3/96名词单数复数变化我有一个蛋糕。I have a cake.2. 我有好多蛋糕。I have a lot of cakes.我花很多钱买的这些蛋糕。I spent a lot money on these cakes.2021/3/97名词单数复数变化我有一个蛋糕。I have a cake.2. 我有好多蛋糕。I have a lot of cakes.我花很多钱买的这些蛋糕。I spent a lot money on these cakes.名词的单数复数变化只存在于可数名词名词的单数

3、复数变化只存在于可数名词中，不可数名词没有单数复数的变化。中，不可数名词没有单数复数的变化。2021/3/98可数名词 Vs 不可数名词 只能修饰可数名词的形容词：many, few, a few, a number of,具体的数字等。 只能修饰不可数名词的形容词： much, little, a little, a sum of, a deal of等。 都能修饰的有：some, any, a lot of, lots of, enough, plenty of等。2021/3/99趁热打铁 练一练I got a lot of _ (信息)through the Inter-net. Th

4、ere are some new _ (书) on the shelves.Two _ (小时) is a long _. (时间)2021/3/910趁热打铁 练一练I got a lot of information (信息)through the Inter-net. There are some new books (书) on the shelves.Two hours (小时) is a long time. (时间)有些名词当作整体概念时是不可数的，但是它们的单位确是可数的，所以要分开看。2021/3/911可数名词 Vs 不可数名词注意：有些名词被翻译成不同的意思，其可 数与否

5、也会起变化，如：1. time:2. experience:可数可数不可数不可数可数可数不可数不可数2021/3/912可数名词 Vs 不可数名词注意：有些名词被翻译成不同的意思，其可 数与否也会起变化，如：1. time:2. experience:可数可数次数: I have been here for many times.不可数不可数时间：we have a lot of time.可数可数经历: He told me some of his wonderful experiences.不可数不可数经验：He is a man with a lot of experience.2021

6、/3/913可数名词的复数 - +s 构词方法构词方法读音方法读音方法例词例词特殊特殊词词词末加词末加-s清辅音后读清辅音后读spark-parks,book-books,ship-ships,sweet-sweet元音后和浊辅音元音后和浊辅音后读后读zteacher-teachers,bag-bags,noodle-noodles,apple-apples词末为词末为s,sh,ch,x加加-es-es读读izbox-boxes,fox-foxes,wish-wishes,watch-watches2021/3/914可数名词的复数 - +s构词方构词方法法读音方读音方法法例词例词特殊词特殊词

7、以以f或或fe结结尾，尾，变为变为ves-ves读读vzloaf-loaves（大面（大面包）包）,wife-wivesShelf - -shelvesknife-knives,leaf-leaves,life-lives，wolfwolvesroof-roofs（屋顶）（屋顶）chief-chiefs（领导人）（领导人）2021/3/915可数名词的复数 - +s构词方法构词方法读音方法读音方法例词例词特殊特殊词词以辅音字母加以辅音字母加y结尾，变结尾，变y为为i再加再加-es-ies读读izcity-cites,family-families,fly-flies,factory-facto

8、ries,baby-babies,以元音字母加以元音字母加y结尾，直接加结尾，直接加-s-s读读zday-days,monkey-monkeys,toy-toys,boy-boys,play-plays,2021/3/916可数名词的复数 - +s构词方法构词方法读音方读音方法法例词例词特殊词特殊词以辅音字母以辅音字母加加o结尾，结尾，加加-es-es读读zhero-heroes,tomato-tomatoes,potato-potatoes,tarotaros（芋（芋头）头）piano-pianos以元音字母以元音字母加加o结尾结尾或缩略或缩略词以词以o结结尾加尾加-s-s读读zradio-

9、radios,zoo-zoos,photo-photos(photograph-photographs),2021/3/917单数复数中的不规则变化 man-men, woman-women foot-feet, goose-geese, tooth - teeth mousemice child - children2021/3/918趁热打铁练一练1、orange 2、class 3、text 4、monkey 5、piano 6、child 7、shelf 8、bed 9、country 10、family 11、toy 12、foot 2021/3/919趁热打铁练一练1、orange

10、 oranges 2、class classes 3、text texts 4、monkey monkeys 5、piano pianos 6、child children 7、shelf shelves 8、bed beds 9、country countries 10、family families 11、toy toys 12、foot feet2021/3/920趁热打铁练一练1、There on the wall .They are very beautiful.A. are photoes B. are photosC. is a photo D. is photos2. This

11、 kind of car made in Shanghai.A. is B .are C .were D .has3. There are four and two in the group.A. Japanese, Germen B Japaneses, GermenC. Japanese,German D. Japanese, Germans2021/3/921趁热打铁练一练1、There on the wall .They are very beautiful.A. are photoes B. are photosC. is a photo D. is photos2. This ki

12、nd of car made in Shanghai.A. is B .are C .were D .has3. There are four and two in the group.A. Japanese, Germen B Japaneses, GermenC. Japanese,German D. Japanese, Germans2021/3/922可数名词中的个性：单复同形词 顾名思义：就是单数复数形式“长”得一样的可数名词。可数名词。1. I can see manysheep on the grass.2. There are twofish in the tank.（水箱）2

13、021/3/923可数名词中的个性：单复同形词 顾名思义：就是单数复数形式“长”得一样的可数名词。可数名词。1. I can see manysheep on the grass.2. There are twofish in the tank.Fish可数可数不可数不可数单复同形词：大量同种的鱼可数名词+es: 不同种类的鱼鱼肉2021/3/924可数名词中永远的复数：集合名词 英语中某些单词在使用的时候基本上都是复数形式的，如：people(人民)，police (警察)2021/3/925常见的不可数名词 物质名词：是指表示无法分为个体的实物的词,常见的物质名词,如:snow(雪),ra

14、in(雨), water(水), coffee(咖啡), tea(茶), meat (肉), milk(牛奶), rice(米饭), bread(面包), orange (桔汁)等; 抽象名词：是指表示动作、状态、品质、感情等抽象概念的词,常见的抽象名词,如:work(工作), study(学习), love(爱), friendship (友谊)等。 2021/3/926 如果要表示不可数名词的具体数量,其前必须用量词量词+of短语,但量词有单、复数之分量词有单、复数之分。例如: a / one cup of tea 一杯茶 two bags of rice 两袋米 three glasse

15、s of water 三玻璃杯水 a piece of paper 一张纸 a tin of Coca Cola 一罐可口可乐 2021/3/927趁热打铁 练一练1. How many students _ in your class?Aare there Bis there Cthere are Dthere is2. There _ several fish in the basket?Aare Bis Chas Dhave3. Whose _ those? Abox are Bboxes are Cbox is Dboxes is2021/3/928趁热打铁 练一练1. How many students _ in your class?Aare there Bis there Cthere are Dthere is2. There _ several fish in the basket?Aare Bis Chas Dhave3. Whose _ those? Abox are Bboxes are Cbox is Dboxes is2021/3/929形容词、副词的变化 比较级和最高级1.专属于形容词副词的变化2.+er (more) / est (most)3. 不是