Good OR Bad: Advertisement?

　　How to protect animals? Do you like to raise a pet?

　　Zoo's function?

　　Watching TV: Good OR Bad? Influence?

　　Hisotry is important? Why? Museum Free?

　　Courtesy/Polite? To show polite?

　　Public infrastrucutures?

　　Public transportantation? Why Metro?

　　Friendship? The age of your friend? Internet friend?

　　Elder like to live in Big or Small city?

　　Face to face OR E-mail?

　　Money? Make you happy? Why sb is very rich but unhappy?

　　Public infrastructure: City PK Coutryside?

　　Extreme sports: Safety? Do we need introduce some legislations to make it better?

　　Computer? Usage? Student's must have computer?

　　Birtyday party in China: Elder PK Young?

　　How to improve the science class? Critical thinking? Thinking skills?

　　Which one is more important: Good luck OR Diligent?

　　City has changed? Pls, introduce

　　Music difference? Today PK Past?

　　Toy difference? Today PK Past?

　　The difference between: friendly PK polite?