Definition: forever Level: C1
他20岁时永远离开了家。
When he was 20, he left home ___for ___good.
他之前租了这个房产，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.
战争结束后，这家人决定永远搬到加拿大。
After the war, the family decided to move to Canada ___for ___good.
