When he the door, he found his keys were nowhere.
_________was reported in the paper, more than one hundred miners were saved.
Water, which seems so simple and common, is_________makes life possible.
You may take _________ half of the cake; they’re exactly the same.
Sorry, I’m late. The car _________down on my way here.
250.Mr. Brown works in_________middle school. It is_________school built in the 16th century.