   neutral   OK, thanks.     neutral   Sorry, this biography is over the deadline. You should pay extra for it.  
    neutral   I was thinking of buying this from the bookstore when my father got this from the library... anyway, how much should I pay?     neutral   3 Yuan, please.  
    neutral   Here you are. Thanks.     neutral   
 This one isn ’ t too expensive, either. Do we have any other books that need to be
 Please take care.    happiness   No problem! Thanking again. And see your d