这句话的意思是“你早餐想吃点什么”。

一、描述breakfast与“食物”之间的关系，我们用for breakfast 表示“早餐吃不同的食物”，既有“目的”关系，也有“方面”关系，意思是“对早餐而言”。例如：I have milk and bread for breakfast.我早餐喝牛奶，吃面包。For breakfast, she had only a slice of bread and butter.她早餐只吃了一片奶油面包。What did you have for breakfast你早餐吃了什么？He likes cornflakes for breakfast. 他早餐喜欢吃玉米片。Does he like hamburgers and oranges for breakfast 他喜欢早饭吃汉堡包和橘子吗 I had a bowl of porridge for breakfast. 我早餐吃了一碗麦片粥。Do you want a boiled egg for breakfast 你早饭要吃煮鸡蛋吗？Coffee is often preferred for breakfast. 有人早饭常常喜欢喝咖啡。Ham and eggs is a common food for breakfast.火腿蛋是很普遍的早餐。We had fresh fruit for breakfast.我们早饭吃的是新鲜水果。What do you want to have for breakfast 你早餐想吃什么？在此情况下，for breakfast 视为“方面状语”。

二、描述breakfast 与句子谓语动词之间的关系，我们用for breakfast 表示该动作的“目的”。例如：They let us lie in, but I got up for breakfast. 他们让我们晚起,但我起来吃早饭了。Some students spare no time for breakfast. 一些学生没有安排时间吃早饭。Mother told me to lay the table for breakfast. 母亲让我摆好桌子准备吃早饭。It is time for breakfast.到了吃早饭的时候了。If you had gotten up earlier, you would have had time for breakfast. 如果你早一点起床，你本来是有时间吃早饭的。We scarcely have time for breakfast.我们几乎没有吃早饭的时间。He stopped for breakfast on the way.他中途停下吃早点。Then you can bathe and get ready for breakfast.然后你就去洗澡，准备吃早饭。在此情况下，for breakfast 视为“目的状语”。