Is Lady from Colombia?
Yes, she is.
Is Felder from France?
No, he isn't. He's from Haiti.
Is Justin's appointment on March 20th?
No, it isn't. It's on February 20th.
Is he sad?
No, he isn't. He's happy.
Are they angry?
No, they aren't. They're happy.
Is she sad?
No, she isn't. She's proud.
Are Anahita and Noormina from Afghanistan?
Yes, they are.
Is he tired?
No, he isn't. He's excited, happy...
Is he worried?
Yes, he is.
Is it summer?
No, it isn't. It's winter.
Is Justin's appointment in the afternoon?
No, it's in the morning.
Change into a question: She is tired.
Is she tired?
Change into a question: He is happy.
Is he happy?
Change into a question: He is worried.
Is he worried?
Is she available at 11 AM on Monday?
Yes, she is.
Is she available at 1 PM on Thursday?
Yes, she is.
