I have never eaten 20 scoops of chocolate ice cream but I have eaten 5 scoops of mint chocolate chip ice cream.
I have never ridden a unicorn but I have ridden a horse called Jeff in the stable.
I have never read a comic but I have read a book.
I have never seen a monkey eating a banana but I have seen a horse eating grass.
I have never seen climbed high as 10 meters but I have seen someone else climb 10 meters.