You must read it immediately, because it wants an answer.

你得马上看它，因为等着回信呢。

youdao

There's a letter for you, Mrs Linton, 'I said, gently inserting it in one hand that rested on her knee.' you must read it immediately, because it wants an answer.

“有你一封信，林惇夫人，”我说，轻轻把信塞进她摆在膝上的一只手里。“你得马上看它，因为等着回信呢。”

youdao

Note that you must get the size right, as it affects the information you read.

请注意，您必须正确地获取数据的大小，因为它将影响到您所读取的信息。

youdao

If you wish to invest successfully, it is a must read.

FORBES: Home Prices Poised To Move Higher As Fear of Losses Has Dissipated

Or, you can read it as saying that Greece will not - must not - be allowed to default in an uncontrolled way, that brings down banks and infects the broader European economy.

BBC: The global economy and the Hollow Men

You read about this kind of thing, and think that it must be the student who hasn't performed well.

BBC: Exam fixing conspiracy denied