YOU SAID:
I've eaten 40 pizzas in the last 30 days.
INTO JAPANESE
過去30日間に40個のピザを食べました。
BACK INTO ENGLISH
I ate 40 pizzas in the last 30 days.
INTO JAPANESE
過去30日間に40個のピザを食べました。
BACK INTO ENGLISH
I ate 40 pizzas in the last 30 days.
You've done this before, haven't you.