5. Unit 3 Section A This is my sister. This is my sister.

7. motherfather parents grandmothergrandfather grandparents 复数

8. brother sister Dave Dave’s friend

9. 情况构成方法 一般情况 加 -s 以 s,sh,ch,x 等结尾的词 加 -es 以辅音字母 +y 结尾的词 变 y 为 i, 再加 -es 名词变复数部分规则变化

10. girl s

11. box es

12. bus es

13. watch es

14. familyfamil ies

15. boy s

16. key s

17. Find these people in the picture. Mach the words with the people in the picture. 1.mother_________ 2.father_________ 3.parents________ 4.brothers_______ 5.grandmother___ 6.grandfather____ 7.friend__________ 8.grandparents___ 9.sister__________ c i h b g a d e f

18. motherfather sister brother grandmother Grandfather friendgrandparents Listen and circle the words you hear. 1.Dave_____ 3.Mary____ 2.Lin Hai_____4.Jim_____ a b g e

21. This is my friend John and his family.This is his g_____________. His name is Nick.This is his g_______________.Her name is Helen. This is his m_______. Her name is Cindy. This is his f_______. His name is John. These are his s_______, Jenny and Alice. randfather randmather other ather isters Fill in the blanks:

22. Come and see my family. Under the old apple tree! This is my father. How do you do? Sit down and have a cup of tea with me!