現在請聽一段對話,完成第1至第3小題。
11. What does the boy want to do?
A. To write an article
B. To save some money
C. To recycle paper
12. From the dialogue, we know the boy will tell his parents not to____.
A.use plastic bags
B.take a car or a taxi
C.waste paper at home
13. How many ways do they talk about saving the environment?
A.Two
B.Three
C.Four