但你必须考虑到，很多相关研究所研究的都是学校早餐项目的影响。

But you have to consider that much of the research is looking at the impact of school breakfast programs.

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许多传统的暑期学校项目提供体育课、早餐和午餐。

Many traditional summer school programs offered physical education, breakfast, and lunch.

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与此同时，学生们饿着肚子来到学校，因为他们的家庭买不起早餐。

Meanwhile, pupils arrive at school hungry because their families can't afford breakfast.

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