内容正文:
UNIT 2
课时作业(三)阅读专项
答案精解P
(建议用时:35分钟)
I.第一节
change,and hunts by their animal enemies.No
凡
wonder she is called the "Frog Lady"of South Africa!
Meet Incredible Conservation Heroes
Marilyn Connell
Saving Wildlife from Extinction
Living only in the Mary River of Queensland,
These four conservationists are doing fantastic
the Mary River turtle()takes in oxygen in two
work to proteet some highly threatened species in a
ways.Being hunted by other wildlife is the Mary
world where many species are racing towards extinction.
River turtle's biggest threat.Connell and her team
Elena Bykova
investigate the threats to the species and take measures to
If not for the efforts of Elena Bykova,the saiga
protect the eggs and newborns from being hunted.
antelope(赛加羚羊)would have been extinct by now.
ensuring the species has a bright future.
As Executive Secretary of the Saiga Conservation
1.What contribution does Elena Bykova make to
Alliance,an international organization,Bykova
protect the saiga antelope?
works to save the antelope.Illegal hunting is the
A.She makes no efforts to protect the species.
single biggest threat,and Bykova concentrates on
B.She punishes the behavior of illegal hunting.
raising public awareness of the danger.finding
C.She establishes an international organization.
alternative livelihood (opportunities for local
D.She helps the locals change the means of
communities.and protecting saiga habitats.
making a living.
Anne Savage
2.What made cotton-top tamarins get more public attention?
Dr.Savage founds a conservation program to
A.The efforts made in the research.
protect cotton-top tamarins(棉顶俄猴).She pioneers
B.The change of their risk category.
the development of new technologies to study the
C.The development of new technologies.
animal in the Colombian forest.She also helps
D.The foundation of the conservation program.
conduct a study that found only 7.500 individuals
3.What endangers the survival of both frogs and the
remained.As a result,the International Uni