Question

People realize that, although animals may not have the same intelligence(智力)as human beings, they are smart enough to learn certain things． 　　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 master ordered them to do so． 　　Horses are also able to learn many things．Horses that are used for guard or police duty must learn never to be frightened of noises, traffic, and other disturbances．Racing horses are able to run much faster than other horses, but they are also quite high strung(易紧张)．Therefore, it is necessary for those people who train them to be very patient and understanding． 　　The moving pictures and television can use trained animals too．Some animals, such as monkeys and foxes, are easy to film．All you have to do is make a trail in front of the camera by dragging something that smells good to the animals over the ground．Big animals, such as lions and tigers, can be photographed as they bound happily back to their families and dinner．If a movieactor is nearby, the well-trained animal will pay no attention to him．However, the audience may imagine that the actor escaped a terrible death by the skin of his teeth． (1) Dogs who help blind people must learn ________． [　　] A． to obey all orders B． to obey only safe orders C． never to cross roads D． to cross road when ordered to do so (2) Race horses are hard to train because they are ________． [　　] A． faster than other horses B． smaller than other horses C． clever than other horse D． more nervous than other horses (3) Lions can be photographed easily when ________． [　　] A． they are following a trial of something that smells good to them B． they are returning to their families C． they have been trained to work with other animals D． they do not know a movies-actor is nearby (4) Which of the following statements is not true? [　　] A． Animals can be useful． B． Dangerous wild animals can be trained． C． The well-trained animals can learn the difference between the unwanted people and friends． D． Animals can become interested in their tricks．

Answer 1

答案：1．B;2．D;3．B;4．D;
解析：

(1)	从第二段可以看出，狗被适当训练以后，它能引导主人避开危险，即使主人命令它做，它也不会。
(2)	从第三段后半段中可以看出，赛马比其他的马容易紧张，所以要有耐心，理解它们。
(3)	此题是直接题，答案依据在第四段。
(4)	其他三项都符合文中内容。