听力原文：

G: Hi, Mike. Long time no see. What are you doing these days?  

B: I’m busy preparing for the marathon in our city. I will work as a volunteer.

G: Wow! Volunteer? You’re so great! When will it be held?

B: It will be held next month.

G: What will you do in the marathon?            

B: A lot of things. I will pick up the rubbish, offer water to the runners and take photos for them.

G: That sounds cool. I want to be a volunteer, too. What should I do?              

B: You should fill in the form on the Internet by Friday. Then you will get a call from the organizers.

G: Is there anything else I need to do?

B: Yes. You will also have an interview. I’m sure you’ll be fine. I’m looking forward to working with you.

G: I hope so. Thank you very much.

Question: What will Mike do as a volunteer during the marathon?

参考答案：

He will pick up the rubbish, offer water to the runners and take photos for them.