唐代诗人自居易说过：“天育物有时，地生财有限，而人之欲无极。以有时有限奉无极之欲，而法制不生其间，则必物暴殄而财乏用矣。”这段话给我们的哲学启示是，想问题办事情要（   ）。

“既然生产关系对生产力有反作用，那么只要不断变革生产关系，使公有制范围扩大，公有化程度提高，就会促进生产力的发展。”

谈谈你对这句话的看法。

On hearing the news of the car accident, she ______ pale.

    Today is the last Saturday before Christmas. Everyone in the USA 1 shopping for presents. 2 is falling. People are walking fast. They are trying to keep3 when they move from shop to shop. In the shops children are 4 at the toys. They are talking to a man called Father Christmas. He asks, "What do you want for Christmas?"

    In the USA it is warm and beautiful in summer. The trees and fields are green then. But now it is winter and 5is white.

    At 6, small lights make the houses and buildings 7. Christmas is a beautiful 8 of a year.

    Christmas Day always begins before 9. Children wake up very early in the morning. They open the 10from their parents. Then they wake up their parents, saying "Merry Christmas."