听下面5个小对话，每个对话后有一个小题，从题中所给的A、B、C三个选项中选出最佳选项。
1. How many kilos of paper garbage does Bob have?
A. 45 kilos.
B. 25 kilos.
C. 15 kilos
2. What does the man do to save water?
A. To take short showers.
B. To swim in the pool.
C. To fix leaky toilets.
3. What sign do they see?
4. What animal does Cindy like best?
5. What does the man want to do?
A. He wants to go to a bookstore.
B. He wants to go to a farm.
C. He wants to go to school.
