二、听录音，根据你所听到的问句选择合适的答句。（听两遍）
（ ）1. A. It means you can't eat or drink here.
B. They are at a fruit shop.
C. They mean the floor is wet.
（ ）2. A. We can put rubbish in the bin.
B. Rubbish makes the streets messy and dirty.
C. We can plant more trees.
（ ）3. A. We drink water and use water to clean things every day.
B. Most of our energy comes from coal and oil.
C. We should save water, energy and trees.
（ ）4. A. They're going to watch fireworks.
B. We're going to have a big dinner with my family.
C. She's going to buy some flowers.
（ ）5. A. We can walk to school.
B. She can play the piano.
C. He can play football.
