YOU SAID:

So I'm supposed to work really hard and not try at all at the same time?

INTO JAPANESE

だから私は本当に一生懸命働いて、同時に全く試みないはずなのでしょうか?

BACK INTO ENGLISH

So shouldN't I really work hard and try at all at the same time?

INTO JAPANESE

だから、私は本当に一生懸命働いて、同時に全く試してはいけませんか?

BACK INTO ENGLISH

So, shouldn't I really work hard and try at all at the same time?

INTO JAPANESE

だから、私は本当に一生懸命働いて、同時に全く努力すべきではありませんか?

BACK INTO ENGLISH

So should I really work hard and at the same time make no effort at all?

INTO JAPANESE

それと、同時に。

BACK INTO ENGLISH

And at the same time.

INTO JAPANESE

それと、同時に。

BACK INTO ENGLISH

And at the same time.