The famous reporter, who is said to go back to America next month, _____in China for almost twenty years. 

In the last few years thousands of films ____ all over the world.

Because of the bad weather, my mother ____ and lay in bed. She ______ for a week. 

 ―How come a simple meal like this cost so much?―We have ________ in your bill the cost of the cup you broke just now. 

—Does he know how to work out the problem? —Yes, he has _______ a good idea to solve it.