YOU SAID:

The bicycle was a good invention i guess

INTO JAPANESE

自転車は良い発明だったと思う

BACK INTO ENGLISH

I think the bicycle was a good invention

INTO JAPANESE

自転車は良い発明だと思う

BACK INTO ENGLISH

I think the bicycle is a good invention

INTO JAPANESE

私は自転車は良い発明だと思う

BACK INTO ENGLISH

i think the bicycle is a good invention

INTO JAPANESE

私は自転車は良い発明だと思う

BACK INTO ENGLISH

i think the bicycle is a good invention