仁愛英語七年級上知識點PPT課件

1、 Grammar 1. be 動詞的用法2.Be 動詞使用口訣：_我用am, 你用are, is 連著他 她 它。主語是第一人稱I 時，be動詞用am主語是you（你，你們），they（他們，她們，它們）或復數(shù)名詞 時，be動詞用are主語是單數(shù)名詞、不可數(shù)名詞或三單人稱時，be動詞用is。第1頁/共20頁 1. I _ from Australia. 2. Helen_ a student. 3.Jane and Tom _ my friends. 4. My parents _ very busy every day. 5.I _ an English teacher now. 6.Whe

2、re _ you from? 7.The light _ green. 8.My name is _ Li Dong. 9._ they your new friends? 10. I _ a boy. _ you a boy? No, I _ not. 11. The girl_ Jacks sister. 12. The dog _ tall and fat. 13. _ your brother in the classroom? 14. Where _ your mother? She _ at home. 15. Whose dress _ this? 16.That _ my re

3、d skirt. 17.Who _ I?第2頁/共20頁18.Gao shans shirt _ over there.19. My sisters name _Nancy.20. This _ not Wang Fangs pencil.21. _ David and Helen from England?22. We _ friends.23. She _ a teacher. I _ a girl.24. Many cats _ in my house.25.His mother _ fat(胖的）.26.He _ in Class 4, Grade 1.27.What _ your n

4、ame?28. These _ buses. 29. What class _ you in?30.It_ a car.31.This _my book. 32.My father_a cook. 33.Jacks friend_in Class One. 34. They _ cars.35.That_her dog. 第3頁/共20頁含be動詞的肯定句變否定句 I am a Chinese boy.I am not a Chinese boy.句型：主語+be + not +其他。即直接在be動詞后加not。含be動詞的陳述句變疑問句vWe are students.Are you stu

5、dents?句型：Be+ 主語+ 其他？一調(diào)二改三問號v注意：含be動詞的一般疑問句回答用Yes或No. 其結(jié)構(gòu)是：Yes, 主語 + be動詞/ No, +主語+ be動詞+ not.第4頁/共20頁 將下列句子變成否定句和一般疑問句1.His brother is a teacher.否定句: 一般疑句: 2.Those are his parents.否定句: 一般疑問句: 3.Im 14 years old.否定句: 一般疑問句: 4.The ruler is on the table. 否定句: 一般疑句: 5.Tom is my teacher .否定句: 一般疑問句: 6.My

6、shoes are 20 yuan .否定句: 一般疑問句: 7.This is a pen .否定句: 一般疑問句: 第5頁/共20頁 8.My name is Andy. 否定句: 一般疑問句: 9.We are twins. 否定句: 一般疑問句: 10.He is my brother. 否定句: 一般疑問句: 11.I am a teacher. 否定句: 一般疑問句: 12.She is my mother. 否定句: 一般疑問句: 13.This is Miss Zhao. 否定句: 一般疑問句: 14.She is a new student. 否定句: 一般疑問句: 15.T

7、om is my best friend. 否定句: 一般疑問句: 第6頁/共20頁人稱代詞及其所使用的Be動詞 單數(shù)單數(shù)復數(shù)復數(shù)主格主格be動詞動詞主格主格be動詞動詞第一人稱第一人稱I amweare第二人稱第二人稱youareyouare第三人稱第三人稱hesheitisisistheyare第7頁/共20頁用I you he she it they 的適當形式填空 _ am a boy, and _ is a girl. _ are student. _ favorite color is blue. _ is a cute dog. I love _ very much. 第8頁/共

8、20頁a和an的區(qū)別1. a 用在以輔音音素開頭的單詞前。 例如：a book， a desk2. an 用在以元音音素開頭的單詞前。 例如：an egg， an applea/an被稱作被稱作不定冠詞不定冠詞，用在單數(shù)可數(shù)名詞前用在單數(shù)可數(shù)名詞前，表達某一，表達某一個人或事物中的一個，相當于漢語的個人或事物中的一個，相當于漢語的“一一”， 但不強調(diào)但不強調(diào)數(shù)目概念。數(shù)目概念。a/an用法的區(qū)別：用法的區(qū)別：第9頁/共20頁 ( ) 1. Han Meimei is _ Chinese girl. Lucy is _ English girl. A. a; a B. an; an C. a;

9、an D. an; a ( )2.A little boy wrote(寫）_ “U” and_ “n” on the wall. A. a; an B. an; a C. an; an D. a; a ( ) 3 _ old lady in brown is_ English teacher. A. An; a B. An; / C. The; an D. The; a ( 4) . Mrs. Smith is _ friend of _ A. the; mine B. a; me C. the; my D. a; mine ( ) 5.This is_ egg . _egg is big.

10、 A. a; A B. an; An C. a; The D. an; The () 6. Mr. Wang is _ uncle. 第10頁/共20頁可數(shù)名詞復數(shù)變形規(guī)則：可數(shù)名詞復數(shù)變形規(guī)則： (1) 在一般情況下直接在詞尾加在一般情況下直接在詞尾加-s; 例如例如: deskdesks penpens pencilpencils carcars appleapples teacherteachers egg-eggs name-names第11頁/共20頁(2) 以以-s, -x, -ch, -sh 結(jié)尾的單詞在詞結(jié)尾的單詞在詞尾加尾加-es,讀讀/iz/; 例如例如: boxboxes

11、 (盒子）盒子） busbuses （公共汽車）（公共汽車） watchwatches (手表）手表） classclasses (班級）班級）第12頁/共20頁(3)以f 或fe 結(jié)尾的名詞變復數(shù)，把f或fe 變成v ,再加-es，-ies，讀/vz/. life-lives wife-wives leaf-leaves thief-thieves(4) 以輔音字母+y結(jié)尾的名詞變成復數(shù)時，變y為-i，+es，-ies。讀/iz/ a family three families第13頁/共20頁（5）以O結(jié)尾的詞，加-s或-es，讀/z/特例：兩人兩菜真英雄hero-heroes negro

12、- negroespotato-potatoes tomato-tomatoes第14頁/共20頁名詞單數(shù)變復數(shù)填空 1:orange bed computer apple house tree lesson apple shirt 2.piano photo radio zoo tomato potato 3.class fox watch glass dress class brush box bus 4.shelf knife wife life .leaf thief 5.family country army city story baby butterfly country 6 t

13、oy .play day key boy 第15頁/共20頁單句變復句 主語this these, that those, I we, he/she/it they. Be (am, is) are 把不定冠詞a/an 去掉 疑問詞，介詞短語，物主代詞都不變 名詞單數(shù)變復數(shù)Whats this in English? Its a book.What are these in English? They are books.第16頁/共20頁 句子單數(shù)變復數(shù) 1This is a book. . _ 2: That is an eraser. _ 3: It is a red apple. _ 4: I am a boy. _ 5: He / She is a teacher. _ 6: Whats this? _ 五：名詞復數(shù)變單數(shù)練習 1.Those are my friends._ 2: They are English boys. _ 3: They are some erasers. _ 4: These are dictionaries.