Da Shan is _________ at Chinese. He can speak Chinese very _________.
--Hi,! My name is Tim. It's my first time to be here. --__________.
--Could I borrow your bike, please? --_________.
--Would you like tea or coffee? --_______. I really don't mind.
--I hear Tim is leaving. --_________ why?
--Where are the flowers? --You see, someone_______ them at the window.