Lùnwén míngtiān jiù yào jiāo le, zhēnshì huǒshāo-méimao.
The paper is due tomorrow: it's a real emergency.
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In the Song collection of Chan sayings 《五灯会元》, a master, asked for the most urgent phrase of all, answers 火烧眉毛. The bookish noun form is 燃眉之急 "an urgent need".