Ответ:

My daily walk to school isn’t usually very exciting, but today was different. There’s this location near the park where someone has painted a colourful mural. I actually took a photo. My friend, Sarah, and I disagree about its artistic merit. She thinks it’s awful, but I think it’s quite good.

Формы образованы так: day → daily, excite → exciting, differ → different, colour → colourful, agree → disagree, artist → artistic.