Mr. Wang would have continued to lead _____ poor life instead of changing his lifestyle if he hadn’t met Mr. Smith by _____ chance who was a businessman.
— 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.