Scientists say it may be five or six years ______ it is possible to test this medicine on human patients.
A society cannot be successful if it throws tradition away, but it cannot be successful ____if we do something to stop progress.
If we leave right away,____ we’ll arrive on time.
If what your friend comes up with surprise you, don’t reject it immediately. _____, imagine that it is true.
Tony can hardly boil an egg, still ________ cook dinner.
It's said that the power plant is now ________ large as what it was.