On the bus I saw a student____ I thought was your brother.

Studies have shown that our most _____ scientists produce not only some of the best ideas, but also _____ bad ones. [ ]

he thought he was helping us with thework , he was actually in the way

ou have a chat with Tom—No, I was trying to ________ an opportunity to do so, but I couldn’t

What did you see, Mary-I saw a lot of trees on _____ of the lake.