Do you still remember the chicken farm _____ we visited the other day?
Polar bears live mostly on __________ sea ice, which they use as __________ platform for hunting seals.
Is it John that is being scolded in the manager’s office? No. It ______ be him. I saw him on the way just now.
The question came up at the meeting_____ we had enough money for our research.
Twenty of the students will have sports, the rest ___ studying here
He is a strict but kind-hearted father, ____ the children respect but are afraid of.