YOU SAID:
i felt depressed when i ate the last african monkey
INTO JAPANESE
最後のアフリカのサルを食べたとき、私は落ち込んでた
BACK INTO ENGLISH
I was depressed when I ate the last African monkeys
INTO JAPANESE
私は最後のアフリカのサルを食べたときに落ち込んだ
BACK INTO ENGLISH
I felt depressed when I ate the last African monkey
INTO JAPANESE
私は最後のアフリカの猿を食べたときに落ち込んでいた
BACK INTO ENGLISH
I was depressed when I ate the last African monkey
INTO JAPANESE
私は最後のアフリカの猿を食べたときに落ち込んだ
BACK INTO ENGLISH
I felt depressed when I ate the last African monkey
INTO JAPANESE
私は最後のアフリカの猿を食べたときに落ち込んでいた
BACK INTO ENGLISH
I was depressed when I ate the last African monkey
INTO JAPANESE
私は最後のアフリカの猿を食べたときに落ち込んだ
it is unlikely that this phrase will ever reach equilibrium