The dean of the school act as marshal of graduation ceremony.

学校的教务长担任毕业仪式的司仪。

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You should act according to the school's schedule, and go back to school at night no later than eleven o'clock.

你应该遵守学校的作息时间，晚上最迟不超过十一点回校。

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Professor Fouad Ajami, who directs the Middle East Studies program at the Johns Hopkins School of Advanced International Studies, thinks President Assad is well placed to act as mediator with Iran.

VOA: standard.2009.03.18

But, a lot of like the SATs and ACTs, it's pretty much stuff that you either learn just through school,

但是，像SAT，ACT这种考试，大部分内容都是我们在学校学过的，

被学问的自由所迷住 - SpeakingMax英语口语达人

When the National School Lunch Act was first passed in 1946, it was seen as a matter of national security.

WHITEHOUSE: Bringing Healthy, Affordable Food to Underserved Communities | The White House

If staying close to mothers helps boys to perform better in school, act less aggressively and avoid behaviors that will derail their lives, why is it still so discouraged?

WSJ: Who Are You Calling a Mama's Boy?

He said the union had published research which showed that free school meals act as a "a broad and basic indicator, which doesn't account for issues like levels of deprivation, ethnicity, and per pupil funding", all of which had an impact.

BBC: GCSE attainment gap is revealed