YOU SAID:
lets go to the grocery store and buy pizza
INTO JAPANESE
食料品店に行き、ピザを買うことができる
BACK INTO ENGLISH
You can go to a grocery store and buy a pizza
INTO JAPANESE
食料品店に行ってピザを買うことができます
BACK INTO ENGLISH
You can go to a grocery store and buy a pizza
That didn't even make that much sense in English.