YOU SAID:

i walked home and saw a duck

INTO JAPANESE

私は家に歩いて、アヒルを見た

BACK INTO ENGLISH

I walked into the House and saw the duck

INTO JAPANESE

私は家に帰り、アヒルを見た

BACK INTO ENGLISH

I go back to the House and saw the duck

INTO JAPANESE

私は家に戻って、アヒルを見た

BACK INTO ENGLISH

I went back to the House and saw the duck

INTO JAPANESE

私は家に戻って、アヒルを見た

BACK INTO ENGLISH

I went back to the House and saw the duck