20. His sister left home in 1998, and______since.
In yesterday’s newspaper, it was reported that great damage ____by the flood.
It’s reported that the United States uses ______ energy as the whole of Europe.
The experiment shows that proper amounts of exercise, if ______ regularly, can improve our health.
Mom promised to buy me a nice gift for my birthday, _______ beyond my imagination.
The written record of the conversation doesn’t correspond ______ what was actually said.