You draw? (YES)
Are you drawing? Yes, I am
He draw? (NO)
Is he drawing? No, he isn't
Cat sleep? (NO)
Is the cat sleeping? No, it isn't
They play? (YES)
Are they playing? Yes, they are
He walk? (YES)
Is he walking? Yes, he is
Cat sleep? (YES)
Is the cat sleeping? Yes, it is
She sing? (YES)
Is she singing? Yes, she is
Birds eat? (NO)
Are the birds eating? No, they aren't
Birds eat? (YES)
Are the birds eating? Yes, they are
Children color? (NO)
Are the children coloring? No, they aren't
They play? (NO)
Are they playing? No, they aren't
Children sleep? (YES)
Are the children sleeping? Yes, they are
You walk? (NO)
Are you walking? No, I am not
She sing?(NO)
Is she singing? No, she isn't