YOU SAID:
I could have picnics every day!
INTO JAPANESE
私は毎日ピクニックをすることができました!
BACK INTO ENGLISH
I was able to have a picnic every day!
INTO JAPANESE
毎日ピクニックできました!
BACK INTO ENGLISH
We were able to have a picnic every day!
INTO JAPANESE
私たちは毎日ピクニックをすることができました!
BACK INTO ENGLISH
We were able to have a picnic every day!
You've done this before, haven't you.