—Who______ it be that is knocking at the door? —It ______ be Father, but I’m not sure.
--- Shall we go out for a walk?--- Sorry. This is not the right ____ to invite me. I am too tired to walk.
What a pity! Considering his ability and experience, he ____ better.
I _____ it as a basic principle of the company that suppliers of raw materials should be given a fair price for their products.
I hear they’ve promoted Tom, but he didn’t mention _____ when we talked on the phone.
Isn’t it amazing how the human body heals ____ after an injury?