Most of the Australians actually don’t seem to do much sport. ______, Australia is generally considered to be a great sporting nation.
Competitors are allowed to take a five-minute break every hour to eat,drink or do ________ is necessary
So far, all of the infected people are thought _______ the flu after direct contact with sick birds.
A number of high buildings have arisen ______ there was nothing a year ago.
It was reported that a little boy under a destroyed house for three days was pulled out alive at last.
Devoted to the rescue of the earthquake victims, the volunteers felt _____ but regret.