YOU SAID:
my mom is going to walk briskly to the park to pick up a large sandwich and eat it.
INTO JAPANESE
お母さんが元気に公園まで歩いて、大きなサンドイッチを手に取って食べます。
BACK INTO ENGLISH
Mom cheerfully walks to the park, picks up a big sandwich and eats it.
INTO JAPANESE
お母さんは元気に公園まで歩いて、大きなサンドイッチを手に取って食べます。
BACK INTO ENGLISH
Mom cheerfully walks to the park, picks up a big sandwich and eats it.
That didn't even make that much sense in English.