YOU SAID:

i dont know if i can do this much longer

INTO JAPANESE

私は私がこれよりずっともっとすることができるかどうかわからない

BACK INTO ENGLISH

I do not know if I can do much more than this

INTO JAPANESE

これ以上のことができるかどうかわかりません

BACK INTO ENGLISH

I do not know if I can do more than this

INTO JAPANESE

- 僕に出来るかな？

BACK INTO ENGLISH

- I do not know if I can do this.

INTO JAPANESE

- 僕に出来るかな？

BACK INTO ENGLISH

- I do not know if I can do this.