are you free ________ tomorrow night?

1. A.
   on
2. B.
   in
3. C.
   at
4. D.
   ×

are you free ________ tomorrow night?

are you free ________ tomorrow night?

________ you free tomorrow?

1. A.
   Do
2. B.
   Will
3. C.
   May
4. D.
   Are

---Are you free the day after tomorrow?

---________．

1. A.
   Yes, I do
2. B.
   Yes, I am
3. C.
   No, I can’t
4. D.
   Yes, I’d love to