Câu hỏi 789348:
Các bạn hãy đọc hai đoạn văn sau và trả lời câu hỏi. Jeans Two Americans, Jacob Davis and Levi Strauss, made the first jeans in 1873. Davis bought cloth from Levi's shop. He told Levi that he had a special way to make strong trousers for workmen. The first jeans were blue. In 1935 jeans became fashionable for women after they saw them in Vogue magazine. In the 1970s, Calvin Klein earned $12.5 million a week from jeans.The HamburgerAn American chef from Connecticut, Louis Lassen, made and sold the first hamburgers in 1895. He called them hamburgers because sailors from Hambug in Germany gave him the recipe. Teachers from Yale University and businessmen loved them and bought them. Kenneth Lassen, Louis’son, still sells hamburgers in Connecticut.
What was the colour of the first jeans?