---I’m going to the post office.---________you’re there, can you get me some stamps?
-------The medicine _________ awful. I can’t stand it.-------I know, Jimmy. But it’s helpful for you.
----- It’s smoggy these days. That’s terrible!----- Yes, I hope to plant trees.________ trees, ______air pollution.
Thanks to the 2014 Winter Olympics, Sochi is well-known,_______?
---- ____________?---- Sorry, we’ll go and play in the park.
The safety of food has become one of the _________ problems in our daily life.