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.