[简答题]Dogs are extremely useful as companions for blind people. When a dog has been properly trained, he will always lead his blind master .in the right direction and keep him out of danger. For example, seeing-eye dogs learn never to cross a busy road when cars are coming, even if their masters command them to do so. Horses are also able to learn many things too. Horses that are used for guard or police duty must learn never to be frightened of noises, traffic, and other disturbance. Racing horses are able to run much faster than other horses, but they are also quite high strung. Therefore, it is necessary for people who train them to be very patient and understanding. Pigeons have a natural instinct to return home, even if they are very far away and the trip is hard or dangerous. Men utilize this homing instinct to send messages on small pieces of paper that are fastened to the pigeon’s back or legs. In wartime, pigeons have been known to fly as fast as 75 miles an hour and to c

[简答题]Dogs are extremely useful as companions for blind people. When a dog has been properly trained, he will always lead his blind master .in the right direction and keep him out of danger. For example, seeing-eye dogs learn never to cross a busy road when cars are coming, even if their masters command them to do so. Horses are also able to learn many things too. Horses that are used for guard or police duty must learn never to be frightened of noises, traffic, and other disturbance. Racing horses are able to run much faster than other horses, but they are also quite high strung. Therefore, it is necessary for people who train them to be very patient and understanding. Pigeons have a natural instinct to return home, even if they are very far away and the trip is hard or dangerous. Men utilize this homing instinct to send messages on small pieces of paper that are fastened to the pigeon’s back or legs. In wartime, pigeons have been known to fly as fast as 75 miles an hour and to c

[单项选择]This electronic dictionary ______ extremely useful.
A. is
B. am
C. are
D. be

[填空题]What fact may surprise you about dogs Dogs are ______

[单项选择]Many people keep dogs as pets because dogs are regarded as（）friends to people.
A. lonely
B. only
C. loyal
D. fair

[简答题]How do speakers of English view dogs

[单项选择]Deer（）faster than dogs.
A. will run
B. are running
C. runs
D. run

[单项选择]
Leib Lurie never intended for his company, message delivery service One Call Now, to be pet-friendly. But his dog, Ivy, had other ideas.
Five years ago, the German shepherd showed up unannounced at One Call Now’s Troy, Ohio-based office—a 1.5-mile trek from Lurie’s home. When he continued to make the trip each day he wasn’t brought to the office, Lurie realized it was time for a change in company policy. Today, four or five employee’s dogs, as well as a variety offish, birds, and other caged animals join Ivy in the office daily to make One Call Now a workingman’s menagerie (动物园).
"They’re not very good at sending voice messages," Lurie jokes of the pets in his office. "But we’ve gotten them down with using the computer, at least the point part."
One Call Now joins a growing force of companies across the United States to welcome pets in the workplace. While only 17 percent of U.S.
A. the relatively high pay
B. the economic recession
C. its excellent conditions
D. its pet-friendly policy