It took us ____ to finish the new work.A. three hour and a halfB. three and a half hourC. three and a half hours
—Good morning . — .
—Your sofa is nice. —__________.
—Where’s my clock, Mum? — _________. Is it on your desk?
There is ____ orange on the desk. ______ orange is big(大) and red
—Are these your books? —_______.