______ this afternoon, you would have to come again next week.
Listen! Do you hear someone _____ for help?
--How is your cousin, Kate? --She broke her leg and ______ medical treatment since.
--Mom, may I play computer games just for a while? --______! Dad is writing his paper.
It took ______ building supplies to construct these energy saving houses. It took brains, too.
Though it is 20 years ______ we last met, I still remember the scene______ we got separated on a snowy day.