--I've got a ticket to the opening ceremony of the twenty-ninth Olympics. I'm leaving for London in a few days.--What a lucky guy! A. It's kind of you B. Enjoy yourself C. That's all right
----- Why not organize a school trip? ---- _________.
Have you decided ___________?
Lily’s never been to Hainan, ________ she?
I think skiing is ____ great fun.
He fell off the bike ________.