（1）What should we do around us？
A.Plant more trees and flowers.
B.Give old clothes to poor children.
C.Help the old people.
（2）If you are in a supermarket，what can you use？
A.Plastic bags.
B.Shopping bags.
C.A shopping basket.
（3）Shall we go to school on foot or by car？
A.On foot.
B.By car.
C.Neither.
（4）When you are in a park，there is a lot of rubbish，what will you do？
A.Throw it into the lake near you.
B.Throw it onto the chair.
C.Throw it into the dustbin.
（5）What's our duty？
A.To study hard.
B.To clean the classroom.
C.To protect the environment.