Question

急求答案！

Can animals be made to work for us? Some scientists think that one day animals
　　may be taught to do a number of simple jobs. They say that in a film or on TV
　　we may see elephants, or monkeys, dogs, bear, or other animals doing a lot of
　　things. If you watch carefully, you may find that those animals are always given
　　something to eat in return for doing them. The scientists say that many different
　　animals may be taught to do a number of simple jobs if they know they will get
　　something to eat in return.
　　Of course, as we know, dogs can be used to guard a house, and elephant can
　　be used to do some heavy jobs. And we can also teach animal to work in factories.
　　Apes(猿猴), for example, have been used in America to help make cars and scientists
　　believe that these large monkeys may one day get in crops and even drive trains.
　　36. Elephant can be used to do some heavy jobs because ____.
　　A. they can eat a lot
　　B. they are very heavy, too
　　C. they are very strong
　　37. Dogs can be used to guard a house for his host because ____.
　　A. they are good at running
　　B. they are very kind and friendly to people
　　C. they are brave enough to get the stranger(陌生人)and thieves away from the house
　　38. Many different animals may be taught to do some simple jobs if ____.
　　A. they have enough food to eat
　　B. they learn they will get something to eat in return after doing them
　　C. if they are sent to school
　　39. ____ can be train to work for us.
　　A. Only a few animals
　　B. Quite a few animals
　　C. Few animal

Answer 1

Can animals be made to work for us?
动物能对为我们工作吗?
Some scientists think that one day animals may be taught to do a number of simple jobs.
部分科学家们认为动物可以被教会做一些简单的工作。
They say that in a film or on TV we may see elephants, or monkeys, dogs, bear, or other animals doing a lot of things.
他们说在电影或电视中我们可以看到大象,猴子,狗或、熊、或其他动物做很多事情。
If you watch carefully, you may find that those animals are always given something to eat in return for doing them.
如果你仔细观察,你会发现那些动物总是被赏给一些吃的东西做为工作的回报。
The scientists say that many different animals may be taught to do a number of simple jobs if they know they will get something to eat in return.
科学家们说,许多不同的动物可以被教会做一些简单的工作,如果他们知道他们会得到一些吃的东西作为奖赏。
Of course, as we know, dogs can be used to guard a house, and elephant can be used to do some heavy jobs.
当然,我们都知道,狗可以用来守卫一所房子,大象可以用来做一些很重的工作。
And we can also teach animal to work in factories.
我们还可以教动物在工厂工作。
Apes, for example, have been used in America to help make cars and scientists believe that these large monkeys may one day get in crops and even drive trains.
猿猴,举例来说,在美国已经被使用用来帮助制造汽车，科学家认为这些大猴子总有一天可以种庄稼、甚至开车。

36、C. they are very strong
37、C. they are brave enough to get the stranger(陌生人)and thieves away from the house
38、B. they learn they will get something to eat in return after doing them
39、C. Few animal