Examples
Is this the IT helpdesk? - Yes, it is. / No, it isn’t.
Will Vera and Ty join us? - Yes, they will. / No, they won’t.
Can Andrea read Spanish? - Yes, she can. / No, she can’t.
Have you ever been to Japan? - Yes, I have. / No, I haven’t.
Do they expect sales to rise? - Yes, they do. / No, they don’t.
Is he Dutch? - Yes, he is. / No, he isn’t.
Are you Dutch? - Yes, I am. / No, I’m not.