YOU SAID:

I used to work at the circus a long time ago, but now I'm a doctor

INTO JAPANESE

昔はサーカスで働いていたけど、今は医者になった

BACK INTO ENGLISH

I used to work in a circus, but now I'm a doctor

INTO JAPANESE

以前はサーカスで働いていましたが、今は医者です

BACK INTO ENGLISH

I used to work in a circus, but now I'm a doctor