YOU SAID:
I walked down the quiet beach.
INTO JAPANESE
私は静かなビーチを歩いた。
BACK INTO ENGLISH
I walked down the beach.
INTO JAPANESE
ビーチを歩いた
BACK INTO ENGLISH
Walked on the beach
INTO JAPANESE
浜辺を歩いた
BACK INTO ENGLISH
Walked on the beach
Well done, yes, well done!