1. May I use your pen, please? - Yes,of course. It's in my pencil case.
2. May I use your computer, please? - No, I m sorry. My computer's broken.
3. Could you tell me where your classmates are?
There they are. They are in the middle of the playing.
4. Do you happen to know where camels live? - They live in the desert.
5. Could you tell me what subjects you are interested in? - I m interested in astronomy.