鏍规嵁棣栧瓧姣嶅～绌轰笓椤圭粌涔狅紙鍚瓟妗堬級
鈶?/p>
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 they will get something to
eat .
Of course, as we know , dogs can be used to guard a
house ,and elephants can be
used to do some heavy j___ . And we can also teach
animals to work in
f____ .Apes ,for example have b____ used in America to
help make cars and
scientists b_____ that these monkeys may one day get in
crops and e____ drive
trains .
1. 2. 3. 4. 5.
6. 7. 8. 9. 10.
鈶?/p>
may want to study to be animal doctors.They are often
c_____鈥渧ets 鈥? Many of
them work in animal h_____. Others may work on farms or