70%
Complete Buster the dog's annual performance review of his human by choosing the best prepositions.
My human is very interested _________________________ throwing the tennis ball, but he is quite bad _________________________ finding it when it rolls under the sofa. However, I am still very proud _________________________ him when he finally manages to open the treat jar.
My human is very interested in throwing the tennis ball, but he is quite bad at finding it when it rolls under the sofa. However, I am still very proud of him when he finally manages to open the treat jar.
We use interested in to talk about things we enjoy or want to learn about.
We use bad at to talk about things we do poorly (just like good at for things we do well).
We use proud of to express satisfaction with someone's achievements.