The time he has devoted in the past 10 years____ the disabled is now considered ____ of great value.[ ]

New technologies have made ________ possible to turn out new products faster and at a lower cost. [ ]

ghbors used to give me ahand in time of trouble, _______ was very kind of them.

_______ many of us today take the television for granted, it’s actually one of the greatest invention of the 20th century.

20．—We’d like a standard room, please—I’m sorryAll but two single rooms with Internet access__________