根据句意及中文提示填空。 1. They have __________ (米饭) and vegetables for lunch. 2. The __________ (汉堡) is too salty. 3. I like __________ (牛奶), it’s good for my health. 4. The elephant likes __________ (香蕉) best. 5. —What do you have for lunch today? —I have __________ (胡萝卜) and beef.