YOU SAID:
I'm flying, jack. I am fly
INTO JAPANESE
私は、ジャックを飛んでいます。私は飛ぶよ
BACK INTO ENGLISH
I flew Jack. I'll fly
INTO JAPANESE
ジャックが飛んだ私は飛ぶよ
BACK INTO ENGLISH
I flew Jack flies.
INTO JAPANESE
ジャック ハエが飛んだ
BACK INTO ENGLISH
Jack flies flew
INTO JAPANESE
ジャック ハエが飛んだ
BACK INTO ENGLISH
Jack flies flew
That didn't even make that much sense in English.