The Taiwan spotted deer, Fan Xing and Dian Dian, __________ to the Chinese mainland on April 16, 2011.
--- ______ is your day? --- It’s OK.
--- Does Peter have a soccer ball? --- ______. And he has a basketball, too.
Frank thinks math is easy, ______ I think it’s difficult.
--- Happy birthday! --- ______.
--- When is ______ birthday? --- His birthday is ______ August.