正能量、文化味的2017央视鸡年春晚不负众望，为观众奉上了一顿可口的视听年夜饭，五位书法家手书“福”字，传递着古代中国的文化密码。105岁的红军老战士王定国，站在那里，就是一部活的历史。歌曲《国家》等所洋溢的浓浓家国情怀感染着观众，让很多人备受鼓舞，获得观众的好评。这表明（    ）

①优秀的文化作品能满足人民群众的精神文化需要

②文化创作应以社会主义核心价值观为引领

③传递正能量是文化富有生机与活力的重要保证

④文化能够丰富人们的精神世界，增强人们前进的动力

    Are you facing a situation that looks impossible to fix (修理)？

    In 1969, the pollution was terrible along the Cuyahoga River near Cleveland, Ohio. It ____(be) unimaginable that it could ever be cleaned up. The river was so polluted that it____(actual) caught fire and burned. Now, years later, this river is one of____most outstanding examples of environmental cleanup.

    ____the river wasn't changed in a few days or even a few months. It took years of work____(reduce) the industrial pollution and clean the water. Finally, that hard work paid off and now the water in the river is____(clean) than ever.

    Maybe you are facing an impossible situation. Maybe you have a habit ____is driving your family crazy. Possibly you drink too much or don't know how to control your credit card use. When you face such an impossible situation, don't you want a quick fix and something to change immediately?

    While there are____(amazed) stories of instant transformation, for most of us the____(change) are gradual and require a lot of effort and work, like cleaning up a polluted river. Just be____(patience).