Complete the sentences using avoid, don’t, have to, mustn’t or should. 40 in hot weather, you drink a lot of water and keep the sun off your head. 41 lying in the sun too long during the first few days of your holiday. 42 go swimming after eating a heavy meal or drinking alcohol. 43 you jump or dive into the hotel swimming pools. 44 you put sunscreen on again after you have been swimming. 45 you tell the rep and the hotel staff if you are allergic to anything. 46 in less developed regions, eating uncooked dairy products, vegetables, and salads.

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