阅读理解。 1. Which dish is the cheapest one? A. Noodles. B. Potatoes. C. Fried fish. D. Eggs and tomato soup. 2. Which drink is the most expensive? A. Milk. B. Coffee. C. Orange juice. D. Green tea. 3. Which of the following will cost you 31 yuan? A. Beef with potatoes, a bowl of rice, eggs and tomatoes. B. Sweet and sour pork, cabbage and a bottle of milk. C. Vegetable salad, a bowl of noodles and a cup of coffee. D. Fried fish, a plate of dumplings and a glass of orange juice.