坚小持晋级课L5：Christmas TreeAll right. The holiday season is coming to an end. And sadly, that means Christmas trees will soon be coming down. The question is, what do you do with them?Well, Bill Ulfelder, the executive director of The Nature Conservancy in New York, says there is one place you do not want your Christmas tree to go, and that is the landfill.
Uncle Ben, how did the Forbidden City get this name?Well, in the feudal society, emperors had supreme power, so his residence was certainly a forbidden place.
Where can I find my seat?Can you help me put this up?
Where can I find my seat?
Where can I find my seat?Can you help me put this up?Is it possible for me to have a blanket?