--“-Food Safety ” has become one of the hottest topics recently.--Yeah,it receives _____ Internet hits(点击) a day.
The students are fed up with their studies because they are_______ to do far better than they can.
--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?