The “Twenty-four Solar terms” is the Chinese 【小题1】(tradition)way of dividing and marking time. It shows the relationship between the universe, seasons, climate and agriculture, which is uniquely created 【小题2】Chinese ancestors. The Twenty-four Solar Terms are important instructions for the agricultural production as well as people's daily lives. At the initial stage of agricultural development, people began to explore rules of nature and used 【小题3】(they)to guide sowing, harvesting and other agricultural activities. Until now, it 【小题4】(become) an essential tool to guide the agricultural production in China. And its charm and value have been increasingly recognized by the public.

Last night’s fall of snow here was an 【小题1】（event). I was nearly as excited about it this morning 【小题2】 the children. It is the first fall we 【小题3】 （have）here this winter. The first fall of snow is 【小题4】 an event but it is a 【小题5】 （magic）event. The very secrecy and 【小题6】 （quiet）of the thing makes it more magical.

When I got up this morning the world was a cold place 【小题7】 dead white and pale blues. An hour or two later everything was a cold sparkle of white and blue. The world had 【小题8】 （complete）changed again. The snow is falling heavily, 【小题9】 great soft flakes, 【小题10】 you can hardly see anything.

For thousands of years, people 【小题1】(try) to predict the weather. In China, during Shang Dynasty, people recorded weather forecasts on animal bones and tortoiseshell. Centuries later, in Greece, the philosopher Aristotle wrote his theories about 【小题2】 weather conditions formed. Weather forecasting advanced over time, with more and more instruments 【小题3】(use) to measure temperature, humidity and air pressure. Today, satellite data and computer technology help scientists predict the weather more precisely.