--What do you want to be? --I want to be _______. I like talking to people and writing.

 This group of people felt tired after ________ hiking in the mountain.

--- I feel so tired after a long walk. --- You had better have a ______.

--1 have a bad          --You should see a dentist.

— When will the London 2012 Olympic Games start?— It will start on July 27th. You can visit London this ________.