题目内容：

Day after day, a small blue truck speeds along the streets of Funen. A dog sits beside the driver, looking at him as if 1. (listen) to his order. Whenever the truck goes by, the people of Funen tum and stare, some in wonder, others in admiration; for on its sides 2. (print) the words TRACKER DOC and a telephone number.

Yes, the passenger in the blue truck is a dog that 3. ( be) used to find lost things or follow the tracks of persons and animals. Within seven years, the dog and his 4. (own) Anderson have found lost things worth nearly $400,000，among 5. are watches, jewelry, money, cows, pigs, and other dogs. Of course, the secret of the dog is his sensitive nose.

Each year the dog and Anderson answer about 700 calls 6. help. Four out of five times they find what they are asked to look for. Whenever the phone rings in Anderson’s house, the dog is 7. (immediate) excited. He quickly runs to the truck, eager to be off in search of the 8. (lose).

On the way, Anderson repeats again and again the namesof 9.  they are looking for. So by the time they arrive, the dog is ready 10. (get) to work. He circles here and there until he picks up the smell of an object in a place where it doesn’t belong.