YOU SAID:

when my step sister said she liked me, I passed gas.

INTO JAPANESE

義理の姉が私を好きだと言ったとき、私はガスを通した。

BACK INTO ENGLISH

When my sister-in-law said she liked me, I let the gas through.

INTO JAPANESE

義理の姉が私を好きだと言ったとき、私はガスを通しました。

BACK INTO ENGLISH

When my sister-in-law said she liked me, I let the gas through.