YOU SAID:

I walked to the store, and I walked fast

INTO JAPANESE

私は店に歩いて行きました、そして私は速く歩きました

BACK INTO ENGLISH

I walked to the store, and I walked fast

INTO JAPANESE

私は店に歩いて行きました、そして私は速く歩きました

BACK INTO ENGLISH

I walked to the store, and I walked fast