精选优质文档-倾情为你奉上 根据首字母填空专项练习（含答案） Can animals be made to work for us ? Some scientists think that one day animals may be t_ to do a number of simple jobs .They s_ that in a film or on TV we may see elephants , monkeys ,dogs ,bears ,or other animals doing a lot of things .If you w_ carefully , you may find that those animals are given something to eat in return for d_ them . The scientists say that many d_ animals may be taught to do a number of simple jobs if t
