The 30th Olympic Games, ______ between July 27 and August 12 in 2012, will take place in London.
He didn’t seem to mind_____________ TV while he was trying to study
I don't skate now, but I___________ when I was a kid.
We liked the oil painting better____________ we looked at it.
We must keep our room clean. Dirt and disease go ____________, you know.
--Could I use your bike, Jack? --Of course, you____________.