It's ... pen.
my
No, she doesn't. (Ask the question)
Does she like catching a ball?
Yes, I do. (Ask the question)
Do you like swinging?
Is this ... ruler?
his
No I don't. (Ask the question)
Do you like sliding?
I wake up in the ...
morning
What's this word?
night
What's this word?
evening
Yes I do. (Ask the question)
Do you like riding a bike?
Yes, he does. (Ask the question)
Does he like taking pictures?
This is ... book
her
What's this word?
Morning
What's this word?
afternoon
What's this word?
Noon
What's this word?
midnight
This is ... guitar
his