指出下列句子中运用了哪种描写方法，并分析所刻画的人物性格。

（1）他身材很高大；青白脸色，皱纹间时常夹些伤痕；一部乱蓬蓬的花白的胡子。穿的虽然是长衫，可是又脏又破，似乎十多年没有补，也没有洗。

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（2）他从破衣袋里摸出四文大钱，放在我手里。

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（3）孔乙己便涨红了脸，额上的青筋条条绽出，争辩道，“窃书不能算偷……窃书！……读书人的事，能算偷么？”

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Nhu had two laptop computers for sale.Nhu wrote to Huong, offering one laptop computer for 6 million dong. Huong accepted the offer but after posting the acceptance changed her mind and sent another letter stating that she did not want the laptop. Both letters arrived at Nhu’s offi ce in the same delivery.Nhu despatched the laptop to Huong with an invoice for 6 million dong.Nhu wrote to Giang offering the second laptop computer for 6 million dong. Giang replied stating that he was only prepared to offer Nhu 5 million dong, which Nhu refused.Two weeks later, Giang contacted Nhu again, accepting Nhu’s original offer of 6 million dong. Nhu had already sold the computer to another person.Required:Explain whether Nhu has entered into legally binding contracts with Huong and Giang. (10 marks)