1. They are p_______ questions. You can choose to answer or not.
2. That tall girl is my c_______. We are in the same class.
3. Real f_______ is more valuable(珍贵的)than money.
4. Don’t sit too c_______ to TV. It’s bad for your eyes.
5. —Who did you go for the holiday with?
—I spent the holiday with a c_______ of friends.
