Did you ask Tom for help?—I ________. —I managed perfectly well on my own.

______ book on the desk is _____ useful one.

Military helicopters dropped food and medicine to the earthquake survivors that remained ________ in remote mountain villages.

Do you know if Linda is willing to take chargeof the program——_________，does it

With a lot of difficulties ___ , they wentto the seashore and had a good rest.