Activity 3. Write "AM", "IS" or "ARE" a.- I ___ from Japan. b.- He ___ very young. c.- My sister ___ at school. d.- They ___ good students. e.- The cat ___ white. f.- You ___ ten years old. g.- We ___ in the park. h.- I ___ very happy.\(\ni\).- My parents ___ very happy. j.- The pencil ___ red. k.- My brother ___ tall. l.- She ___ a good teacher. m.- The weather ___ sunny. n.- Peter ___ a pilot. o.- We ___ from the USA. p.- My bag ___ green. q.- The elephant ___ big. r.- The computer ___ "ON". s.- My dad ___ a doctor. t.- My school ___ small.

Activity 3. Write "AM", "IS" or "ARE"

Explanation: We use 'am' with 'I', 'is' with singular subjects (he, she, it, singular nouns), and 'are' with plural subjects (we, you, they, plural nouns).

1. a.- I am from Japan.
2. b.- He is very young.
3. c.- My sister is at school.
4. d.- They are good students.
5. e.- The cat is white.
6. f.- You are ten years old.
7. g.- We are in the park.
8. h.- I am very happy.
9. i.- My parents are very happy.
10. j.- The pencil is red.
11. k.- My brother is tall.
12. l.- She is a good teacher.
13. m.- The weather is sunny.
14. n.- Peter is a pilot.
15. o.- We are from the USA.
16. p.- My bag is green.
17. q.- The elephant is big.
18. r.- The computer is "ON".
19. s.- My dad is a doctor.
20. t.- My school is small.