mazurok3

25.10.2021 01:37

Английский язык

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Переписать второй абзац текста используя present simple passive и слова, служащие для описания последовательности событий например : sniffer dogs are trained in two stages. first, the dog is taught to. then, after that, finally. sniffer dogs are used by police and customs officers all over the world to detect drugs and explosives. dogs have a far better sense of smell than people because their smell receptors at the top of a dog’s nose are 100 times longer than in humanstraining for a sniffer dog lasts 12 weeks. they are trained in two stages. first, the trainer teaches the dog to recognize a particular drug or explosive. he hides a sample of the drug or explosive inside a rolled-up newspaper or a rag, which is called a training aid. he places it where the dog can see it and tells the dog to bring the aid back. when it does so, he gives the dog a reward – usually a friendly fight with a trainer or a bone.the dog soon learns to recognize the substance by its smell. the type of training aid is changed regularly but the smell always remains the same. in the second stage, the aid is hidden where the dog cannot see it. smells such as perfumes, which some smugglers use to hide the smell of the drugs, are also used so that the dog becomes familiar with them.​