YOU SAID:

My sister tried to choke me to death once

INTO JAPANESE

姉は一度私を窒息死させようとした

BACK INTO ENGLISH

My sister once tried to choke me to death

INTO JAPANESE

私の姉はかつて私を窒息死させようとしたことがあります

BACK INTO ENGLISH

my sister once tried to choke me to death

INTO JAPANESE

私の妹はかつて私を窒息死させようとしたことがあります

BACK INTO ENGLISH

my sister once tried to choke me to death