YOU SAID:
Hey, you think I can do it too...?
INTO JAPANESE
ねえ、あなたも私ができると思う...?
BACK INTO ENGLISH
Hey, do you think I can...?
INTO JAPANESE
ねえ、私ができると思いますか...?
BACK INTO ENGLISH
Hey, do you think I can...?
That didn't even make that much sense in English.