______ economic, political and cultural difference, China and America have decided to cooperate in dealing with global issues.
—Mr King came back to our village. —Really? For what? —The old man________ the noise in the city.
His father ________ for a week.
My mother is ill. I _______stay at home and look after her.
---Do you know the Frenchman? ---Yes. I ______him for two years.
They______ all their money, so they have to walk home.