What is it?
notebook
notebooks
What are they?
apples
apple
What are they?
balloon
balloons
What are they?
boy
boys
What is it?
student
students
What are they?
horses
horse
What is it?
girl
girls
What is it?
oranges
orange
What are they?
duck
ducks
What are they?
book
books
What are they?
sharpeners
sharpener
What is it?
backpack
backpacks
What is it?
cat
cats
What are they?
police officer
police officers
What is it?
bananas
banana
What are they?
pencils
pencil
What are they?
eraser
erasers
What are they?
teacher
teachers
What are they?
dog
dogs
What are they?
doctors
doctor