__ was once regarded as impossible has come true.
_______ the two boxes mine is ______ .
At no point south of the Han River _______ more than a mile.
Only at that time ______ that he had made a lot of mistakes in his homework.
He ______ prison two years ago and now he _______.
If city noises _______ from increasing, people _______ shout to be heard even at the dinner table 20 years from now.