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MUST & MUSTN’T. Mustn't. We use must not to say that something is not permitted or allowed, for example : Passengers must not talk to the driver. The prohibition can be ( the speaker's opinion ) or ( a real law or rule ). Look at these examples:. I mustn't eat so much sugar.
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Mustn't We use must notto say that something is not permitted or allowed, for example:Passengers must nottalk to the driver. The prohibition can be (the speaker's opinion) or (a real law or rule). Look at these examples: I mustn't eat so much sugar. You mustn't watch so much television. Students must not leave bicycles here. Policemen must notdrink on duty.
What do these signs mean? Write what you must or mustn’t do? PASSPORT CONTROL You …………………… speak English. You ……………… raise your hand to ask a question. You …………………… bring your book in class but you …………………… use it in an exam. HARD HAT AREA Remember! You …………………… eat or drink in the museum, and you …………………… take any photos! And you …………………… touch the paintings or statues. Be good! Please! KEEP OFF GRASS