单项选择题
A.人们发展完善了一项新的数字技术,以判断是否同一艺术家在做两件艺术工作。 B.假如由同一艺术家完成两件艺术品,这项识别技术就能发展完善。 C.一项能够识别两件艺术作品是否出自同一艺术家之手的新数字技术已经被开发出来。 D.人们开发出了一项新的数字技术,这项数字技术能够判断两件艺术工作是否为同一艺术家所做。
A. $1.00. B. $2.20. C. $0.30. D. $2.00.
A. the poor families often do not have enough food to eat B. the hunger for the poor family is just short-term C. not all the poor families encounter food-shortage D. all the poor families do not have food to eat