`1.` You must bring some food and water.

`2.` You don't have to use your mobile phone on the set.

`3.` You don't have to look at the camera when you're acting.

`4.` I must learn the script.

`5.` You have to bring a parent with you if you are sixteen or under.

`6.` You mustn't wear special clothes.

`7.` You mustn't stay on the film set after 6 p.m.

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`+)` Khi người nói thấy việc đó cần được thực hiện `=>` dùng must.

`+)` Khi người nói thấy một việc đó là luật lệ hoặc tình huống bắt buộc `=>` dùng have to.

`+)` must/have to + V

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`@yt2704`