Read the assignment and write down the answers in English. You may use English-language Internet sources to help you.
a Dogs are popular pets. Write down three or more other common house pets.
b Cocker spaniels are a breed of dogs. Write down three or more other breeds of dogs.
Most dogs have more scent receptors in their nose than humans. People use them to help find all kinds of things.
Read more about these special “sniffer dogs” here.
Read the text. Connect the words and expressions that have the same meaning in the text.
|1. to wipe out||a. the clear liquid that forms on your skin when you are hot or nervous|
|2. researchers||b. to discover or find something by smelling|
|3. to sniff out||c. exactly right; without any mistakes|
|4. crowded||d. to make something go away completely|
|5. to confirm||e. to notice the presence of something|
|6. sweat||f. particular kinds of dogs, cats, horses, etc.|
|7. odour||g. a particular smell|
|8. sample||h. people who study things to understand them better and find out new information|
|9. to paw||i. planned happenings or activities, such as parties and sports matches|
|10. to detect||j. to prove and say that something is really true|
|11. accurate||k. sickness|
|12. events||l. a small amount of something that gives you information about the thing it was taken from|
|13. breeds||m. to touch and beat at something with a paw (=animal foot)|
|14. a natural instinct||n. very busy; filled with too many people|
|15. disease||o. a way of behaving that is not learned|
a Choose the best summary.
1 Police are using more dogs to help find people with COVID-19.
2 Special dogs are trained to sniff out people with COVID-19.
3 Tests show that dogs are not able to detect COVID-19 through smell.
4 The story about dogs smelling COVID-19 is fake news.
b In which situations could sniffer dogs be useful?
1 In airports in the Middle East.
2 In dog kennels and football stadiums.
3 In places where it is very busy with many people.
4 In places with many illegal drugs, guns and explosives.
c Labrador retrievers, golden retrievers and cocker spaniels are best suited for the sniffer work. Why?
1 They are already used to help police find drugs and do not need much extra training.
2 They can be trained really fast; they can learn to sniff out the virus in about two months.
3 They have a natural instinct for searching and hunting and about 350 million scent receptors.
4 They have about 350 million scent receptors and can already detect other diseases, like cancer.