A.wild animals have become more dangerous |
B.the driving condition has improved greatly |
C.the measure for protecting wildlife fails to work |
D.an increasing number of animals are killed in road accidents |
A.an underground path for cars |
B.a path for animals to cross the road |
C.a bridge for animals to get over a river |
D.a fence built for the safety of the area |
A.animals begin to learn to use eco-passages |
B.animals begin to realize the dangers on the road |
C.animals are crossing the road in groups |
D.animals are increasing in number |
A.they may see wild animals in the park |
B.wild animals may jam the road |
C.they may see wild animals on eco-passages |
D.wild animals may attack cars |