51.  Why is there a large twilight zone in Glasgow - the area where many buildings are being demolished and new ones erected?

52.  With their tote bags, the immigrants brought alOng all their old prejudices, and immediately picked up some new ones.

53.  You will first enter a new document, then learn how to delete unwanted characters and insert new ones.

54.  A lot of the older houses were knocked down to make space for new ones.

55.  During the strike, rumours were put about that the company was planning to close the factory and build a new one abroad.

56.  He hastily stripped off his old uniform and began pulling on the new one.

57.  Electrical retailers will often take away old appliances if you buy a new one, sometimes in part-exchange.

58.  She outgrew her clothes so rapidly that Patsy was always having to buy new ones.

59.  Their original idea was to fix their old car, but they decided to buy a new one instead.

60.  Visitors to the old Web site address are redirected automatically to the new one.