1、名词复数的规则变化 【知识梳理1】 情况构成方式例词一般情况在词尾 + sbikebikes; girlgirls以s, sh, ch, x等结尾的名词在词尾 + esboxboxes; watchwatches以辅音字母+y结尾的名词变y为i + esbabybabies以辅音字母+o结尾的名词potatopotatoes; tomatotomatoes以元音字母+o结尾的名词radioradios; zoozoos以元音字母+y结尾的名词直接 + smonkeymonkeys; holidayholidays以f或fe结尾的名词多数变f或fe为v + esleafleaves; thief
2、thieves【教学建议】可以根据孩子程度让孩子来想例词。名词复数不规则变化【知识梳理2】 单复数同形: deer, sheep, fish, Chinese, Japanese 后缀发生变化childchildren 元音发生变化footfeet toothteeth mousemice manmen womanwomen以s结尾，但仍为单数的名词: maths, politics, physics等学科名词，为不可数名词，是单数； news是不可数名词。 表示由两部分构成的东西，如：glasses, trousers, clothes, shorts等，若要表达具体数目，则要借助数量词pa
3、ir（对，双）, suit（套）,例如： a pair of glasses, two pairs of trousers. 另外还有一些名词，其复数形式有时可表示特别意思，如：fishes（各种）鱼。【例题精讲】请用所给名词的合适形式填空。例1. They are . （ tomato ）分析：属于规则变化，potato, tomato变复数时加-es。答案：tomatoes例2. How many are there in the Disneyland Park? （child ）child 的复数形式属于不规则变化。children例3. There are ten _in the zo
4、o.（deer ）属于不规则变化，deer单复数同行，这些学生平时多加记忆。deer例4. There is _ on the floor. （shoe） 属于不规则变化，表示由两部分构成的东西要借助数量词pair, suit等来表达具体数目。 a pair of shoes例5. I have some _in the box of my room. （watch） 属于规则变化，以s, sh, ch, x等结尾的名词变复数时加-es。【巩固练习】基础题I. 请写出下列名词的复数形式。1. deer _ 2. child _ 3. fish _4. family_ 5. toy _ 6. t
5、ooth_7. bus_ 8. goose_ 9. flower_10. mouse_ 11. box_ 12. leaf_【Keys】 1-6 deer; children; fish（+es表示种类）; families; toys; teeth 7-12 buses; geese; flowers; mice; boxes;II. 请将下列句子单复数互换。1. This is a bird. _2. Those are white sheep. _3. This is her child. _4. These thieves are strong. _5. That is a polic
6、eman. _【Keys】1. These are birds. 2. That is white sheep. 3. These are her children. 4. This knife is strong. 5. Those are policemen.提高题I. 单项选择：（ ） 1. That fellow is clever, he has _. A. brain B. a brain C. the brain D. brains（ ） 2. Those _ took lots of _ in the Summer Palace. A. Germen; photoes B. G
7、ermen; photos C. Germans; photos D. Germans; photoes （ ） 3. That daughter of Jacks is _. A. a good fun B. good funs C. good fun D. good funny（ ） 4. Id like to have a glass of milk and _. A .two breads B. two pieces of breads C. two pieces of bread D. two piece of bread 【Keys】DCCC II. 找出句子中的错误并改正。1.
8、I have many tooth. I brush them every day. _2. There are so many policemans. Whats happen? _3. Look at the deers. They are playing with their mother. _4. I can see a lot of sheeps on the farm. _5. There are so many mouses in that dark house. I need a cat. _【Keys】teeth policemen deer sheep mice名词所有格【
9、知识梳理3】在英语中，有些名词可以加s或来表示所有关系，带这种词尾的名词形式称为名词的所有格，名词所有格的规则如下：1 单数名词词尾加s，复数名词词尾没有s,也要加s。如：The teachers desk, Chineses dream2 若名词已有复数词尾s，只加，如： the Teachers Day3 如果两个名词并列，并且分别有s，则表示“分别有”；只有一个s，则表示“共有”, 如： Johns and Toms room（两间房） John and Toms room（一间房） 【拓展】 无生命单词的所有格形式一般用of表示，如：the door of my room.例1 Jun
10、e 1st is_ Day.A. Childrens B. Children C. Childrens children 已经是child 的复数形式，而所有格的复数名词词尾没有s 的要加 s, 儿童节是Childrens Day。A例2 _bedroom is very clean.A. Lily and Lucy B. Lily and Lucys C. Lilys and Lucys考察名词所有格，排除A；由is可知是一个房间，Lilys and Lucys是两个人各自的房间，所以排除C，两个个体共有的应该在后一个加 s。BI. 请用所给名词的合适形式填空。1. _ （Mrs. Li）
11、house is near the hill.2. Class 2 is next to the _ （teacher） office.3. _ （Tom） pet is a little cat.4. The _ （girl） books are all here.【Keys】Mrs. Lis teachers Toms girls/girls （ ） 1. Julie went to the _ to buy a pair of shoes. A. shoes store B. shoes store C. shoe store D. shoes store （ ） 2. Whose ca
12、r is it ? Its_. A. Tom and Mary B. Toms and Marys C. Toms and Mary D. Tom and Marys【Keys】CD单项选择：（ ） 1. She is a friend of_.A.my brothers B. my brother C. my brothers （ ） 2. _ mothers made them have piano lessons.A. Peter and Anne B. Peters and Annes C. Peters and Anne D. Peter and Annes（ ） 3. Who is
13、 the man in the blue car? He is _ father.A. Kates and Marys B. Kate and Marys C. Kate and Mary D. of Kate and Mary根据中文，把句子补充完整:_（教室里的窗户）are dirty.【Keys】A; B; The windows of the classroom.主题阅读 【教学建议】1让学生带着后面的问题在限定的时间6分钟内完成本篇文章的阅读；2读完提问学生用自己的话简单复述故事；3请学生根据上下文判断黑体单词的意思，并写下来（或给出部分词义）；划出与答案相关的关键句子；4让学生之间
14、相互对答案，并解释和别人答案不同的题目来了解学生的解题思路及错误原因，让错误较多的学生总结错误原因及注意事项；5每篇文章挑出1-2个好词好句进行积累。A Cat and an Ugly Duck A beautiful cat and ugly duck were near the stream. The cat said to the duck, “Shall we have a race?” “Thats a good idea. But how?” the duck asked. “See that tree over there?” Well run to the tree. If y
15、ou get there first, you win. If I get there first, I win. OK?” the cat said. “All right,” the duck said. The race began. The cat ran faster than the duck. But she went to talk with a little fish. The fish said to her, little cat, you are very beautiful, may I touch your beard? The cat was very happy
16、 when she heard that. She forgot the race. Suddenly, the cat remembered the race. She said goodbye to the fish and ran to the tree. But the duck had already been there waiting for her.New Words and Expressionsugly丑陋的stream溪流win赢得beard胡须remember记得suddenly突然地already已经Answer the questions:1. Where were
17、 the cat and the duck?_2. What did the cat say to the duck?3. Who did the little cat talk with in the race?4. Who was under the tree first?5. What did the cat feel when it lost the race?【Keys】1. They were near the stream. 2. The cat said to the duck, “Shall we have a race?” 3. The fish. 4. The duck.
18、 5. The cat felt regret.The Ant and the GrasshopperA grasshopper lives next to the ant. They are neighbors. The grasshopper is lazy. He doesnt like working. He likes playing and sleeping in spring and summer. But his neighbor, the ant is very hardworking. He works every day. Autumn comes. The ant co
19、llects food for winter. But the grasshopper still plays a lot. He sings and dances. He is happy. When winter comes, it is very cold. The grasshopper is cold and hungry. He has nothing to eat. He is dying of hunger. When he passes by the ants home, he sees the ant reading a book at home and he has pl
20、enty of food to eat. He knocks at the door and the ant comes out to let the poor grasshopper in. Then the grasshopper knows: Its best to prepare for the days of necessity.neighbor邻居lazy懒惰hardworking勤劳的collect收集plenty of许多knocks at敲come out出来1. Who are the neighbors in this story?_2. How are the gras
21、shopper and the ant?3. What does the grasshopper like doing in spring and summer?_4. What does the grasshopper do in autumn? And how about the ant?5. How does the grasshopper feel in winter?6. What do you learn from this story?【Keys】1. A grasshopper and a ant. 2. The grasshopper is lazy but the ant
22、is very hardworking. 3. The grasshopper likes playing and sleeping in spring and summer. 4. The grasshopper still plays a lot in autumn. The ant collects food for winter. 5. In winter the grasshopper is cold and hungry. 6. Its best to prepare for the days of necessity.Writing. 教学建议：让学生参考阅读材料中的好词好句，灵
23、活运用、准确迁移到作文中去。最后老师做点评，并总结学生所用的优美句型。以My favorite pet.为题，写一篇不少于6句的作文，可以运用阅读中的好词好句，迁移到作文中。_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _60范文赏析My Favorite Pet I have a dog. He is my favorite pet. He is very lovely. His name is Peter and he is two years old. His fur is long and white. His nose
24、 is very good. He can smell very well. Peters favorite food is meat. He also likes bones.Peter is very friendly. He never barks or bites. Peter likes lots of exercise. It is necessary to walk the dog in the park every day if you want it to be healthy. So I play with him every day in the park. Peter likes to run in the park. He often chases cats and birds. It is very interesting. I like my dog and
