2. First of all, such figures can best reflect the character of ancient farmers: they silently created wealth for the society, suffered hardships and blows, often struggled on the line of life and death, but stubbornly lived and never despaired. Secondly, the word "like a crane" depicts the attitude of the old man "looking at the clouds", which is very expressive. The metaphor of "like a crane" is naturally related to white hair, and the gesture of "standing out from the crowd" gives people a lasting and persistent feeling. This posture can properly express the inner activities of the characters. Finally, the background details of The Height of the Wheat Field play an important role in highlighting the characters. "Wheat Field" is a vivid explanation of the seasons, and it is also the reason why "farmers look sunny". And "high place" is a concrete and subtle hint of the urgent mood of the elderly. Expressed in almost painting language, compared with direct narration, it is especially implicit and has the feeling of penetrating the paper.