1.1.Where did the elephants take a walk?

A In a big city.

B On a country road.

C In a zoo.

D In a park.

解析：选B。B细节理解题。根据第一段“Eight wild elephants took a walk on a country road in Yunnan, China”可知，大象们是在云南的乡村公路上散步。故选B。

2.2.What did the elephants eat by the road?

A Cakes and milk.

B Rice and fish.

C Apples and pears.

D Grass and leaves.

解析：选D。D细节理解题。根据第一段“The elephants ate grass and banana leaves by the road”可知，大象们吃了路边的草和香蕉叶。故选D。

3.3.Why did the number of wild elephants grow?

A Because people protect them.

B Because they eat well.

C Because they move to cities.

D Because they have no enemies.

解析：选A。A推理判断题。根据第二段“people work hard to protect them. The number of wild elephants has grown...”可知，大象数量增长是因为人们努力保护它们。故选A。

4.4.How many wild elephants are there in China now?

A About 150.

B Nearly 400.

C About 300.

D Nearly 500.

解析：选B。B细节理解题。根据第二段“The number of wild elephants has grown from about 150 in the 1980s to nearly 400 now”可知，如今中国野生大象的数量接近400头。故选B。

5.5.What is the best title for the passage?

A Elephants in the Zoo.

B How to Feed Elephants.

C Wild Elephants’ Happy Walk.

D The Biggest Animal in China.

解析：选C。C主旨大意题。文章主要讲述八头野象在云南悠闲散步并受到保护的故事，“Wild Elephants’ Happy Walk”能概括全文。故选C。