Definition: forever Level: C1
他20岁时，永远离开了家。
When he was 20, he left home ___for ___good.
他之前租了这处房产，但永远回到了斯里兰卡。
He was renting this property previously, but he went back to Sri Lanka ___for ___good.
战后，他们决定永远移居国外。
After the war, they decided to move abroad ___for ___good.
