听下面一段较长对话，回答以下小题。
【小题1】Why did Tim do a project on How to Lead a Greener Life?

A．To find more information for his science lessons.

B．To do something to help the environment.

C．To get his family interested in the project.

【小题2】How does Tim get to school now?

A．By car.

B．By bus.

C．By bike.

【小题3】What advice is Tim going to give his teachers?

A．Ask students to send in their homework electronically.

B．Request students to recycle school paper.

C．Make students use both sides of paper.

【小题4】What does Tim think the school cafeteria should do?

A．Use local produce.

B．Have meatless Mondays.

C．Stop selling bottled drinks.