His parents always argue________each other________a small question.
There is an art room ___ the first floor.A. in B. at C. on
--- Is there anyone here name isBetty?---- Sorry, I don’t know.
I really wanted to help those homeless children in the flooded areas, ______ I donated all the pocket money that I had saved for months.
The robber was caught by two men ______ police uniform _________.
She’s feeling ______ tired.