We’re planning to send out a thousand invitations_______Expovolunteers.
Shortly after the accident , two ______ police were sent to the spot to keep order .
My dictionary ________ . I have looked for it everywhere but still ______ it .
The news about the terrible flood there greatly discouraged ______ these for a sight-seeing .
He's unlucky , and he's always suffering _____ luck one after another .
Our decision _____ was wise .