Tell me when you ____ at the airport, Alice. I’ll go there to meet you if I’m free.
— Whose Chinese vase is it?— I have no idea, but I’m pretty sure it _______ the old lady.
Mike ________ his car, for he came to work by bus this morning
______ is known to all,the Amber Room belongs to the Russians.
_____ these experiments were successfully completed would we think of going into humans.
According to the rules and regulations, all payments _____ be made in cash in the shopping center.