用所给词的适当形式填空。（每小题5分，共25分）
In different ________（place）of the world，people do different things．
--What is she doing now?  --She ________ （clean）the house．
I ________ （buy）some clothes this Sunday．
Everyone ________ （have）a small car in the future．
Shanghai is ________ （big）than Hong Kong．