this is my cousin改複數句子

These are my cousins.

RELATED INFORMATIONS

1. This is my friend改為複數形式
2. is that her counsin的複數形式
3. Is this your picture？（改為複數句）That is my cousin.（改為一般疑問句，並作肯定回答） These are his friends.（改為否定句） She is my mother.（改為一般疑問句，並作肯定回答） His first name is（Nick）.（對括弧部分提問）
4. Is that her English book？複數形式
5. He is my cousin.（複數）
6. cousin，this，photo，family，that，parent，boy，friend，sister，he，這些單詞的複數形式求救sos
7. 把下列句子改為複數：this is agirl.thatis yourcousin.thepicture is nice 把下列句子改為複數： this is a girl. that is your cousin. the picture is nice.
8. Is that a photo？的複數形式
9. 英語填空1.Tomorrow this international tour（g）will arrive in Moscow. 1.Tomorrow this international tour（g）will arrive in Moscow. 2.Betty is on dutytoday.sheis（c）the blackboard with an eraser. 3.Oh，why？You are（b）your white shoes with black shoe cream！
10. Tomorrow this international tour g______will arrive in Moscow.
11. His father and mother are teachers.（改為同義句）This is my cousin.（改為複數形式）
12. That is my sister改為複數形式This is his cousin改為複數形式I'm Mike Smith改為一般疑問句
13. This is his cousin.改為複數形式
14. rice和hair都是不可數名詞，為什麼可以a hair不可以a rice？
15. hair是可數名詞還是不可數名詞？如何用？
16. 可數名詞，不可數名詞，既是可數名詞，又是不可數名詞；
17. hair是可數名詞也是不可數名詞，什麼時候是可數名詞，什麼時候是不可數名詞/
18. hair是不是不可數名詞
19. ‘hair’是可數還是不可數名字？
20. She has short black hair怎麼改為同義句？