相关关系即为函数关系。（）

Some interesting animals	Food
People in India think the cow （奶牛）is the mother of the earth. It gives so much but asks nothing in return. So in many Indian cities, people don’t eat or sell beef. Cows in India can walk free（免费） with the cars.	Grass
The zebra斑马belongs to属于 the horse family. They live in southern and central Africa. Zebras have excellent hearing and eyesight and are capable of running at speeds 速度of up to 40 miles per hour.	Grass
The kangaroo is the symbol of Australia. They can’t walk. They use their strong back legs to jump. They can jump over 56 kilometres each hour. They can go over nine metres in one jump!	Gum trees
The polar bear lives in the snow and ice. It is 3 metres long and it weighs重 450 kilos. It can stand up on its back legs because it has very wide feet. It can use its front legs like arms. It can swim well.	Sea animals

小题1:_________ is a member of the horse family.

A．The cow

B．The zebra

C．The kangaroo

D．The polar bear

小题2:The kangaroo can’t walk with its legs, but can________.

A．fly

B．swim

C．jump

D．run

小题3:If you walk in the street, you can meet a cow in________.

A．China

B．Australia

C．Africa

D．India

小题4:The polar bear lives on _______.

A．sea animals

B．grass

C．beef

D．gum trees

小题5:“In return” in the sentence “It gives so much but asks nothing in return” means ______in Chinese.  

A．归还

B．回报

C．轮流

D．要求