— John, could you please 　　　　 the black-board now? It’s your duty today.
— OK. I’ll do it right away.

 —What’s your name, please?        —　__________　 

A. I’m a teacher.                                              B. I’m fine, thanks.

C. How do you do?                                     D. I’m Linda.

---- Could you do me a favor and take the box up to the sixth floor?

---- __??????? ____. No problem at all.

A. With please 　 B. My pleasure 　 C. For pleasure 　 D. At your pleasure

Discount(折扣)85% for students, It is useful between November 30,2010 and December 1, 2011 and only in China.Please come with the ticket and your student card.　 　　
【小题1】How long is the ticket useful?.
A.One month　　  B. Two months　　　
C. one year      D two years
【小题2】What do you have to take for a discount pizza?

— John, could you please 　　　　 the black-board now? It’s your duty today.

— OK. I’ll do it right away.

A．not to clean        B．to clean           C．not clean          D．clean