P68
1.(1)f (2)d (3)c (4)b (5)e (6)a

P70
1.左框
There were fewer and fewer elephants.
Humans killed elephants for their tusks.
Humans trained elephants and forced them to do all kinds of stupid tricks.
1.右框
The elephant population is growing bigger.
Elephants can move freely across the land.
Humans protect elephants. They leave them bags of corn and fruit on the roadside.
Drones follow their progress and volunteers
protect them from harm.
2(1) He lived with his family and relatives in a wild and beautiful land, They enjoyed their time under the deep blue sky and had more than enough to cat.They never worried about anything.
(2) A group of humans appeared and shot dead his mother and several of hisrelatives.
(3) Because they thought they could make greater use of him since he was handsome and seemed smart.
(4) Humans now respect and value all animal species.

P71
1 (1)a (2) b (3)d (4) e (5) c
2(1) without a care in the world (2) forced(3) shoot dead (4) make use of(5) progress

P72
(1) The logo of the WWF is a panda. The official mascot of the 2022 Winter Olympics is a panda called Bing Dwen Dwen.
(2) Over the past few decades, people have tried many ways to protect the giant panda: scientists have set up panda reserves to protect their home; they take pandas to breeding centres to make sure they have babies; and the governmentmakes laws to protect pandas.
2 the efforts to save the giant panda
3(1) the 2022 Winter Olympics (2) 1,114 (3) 1,870(4) protect the home(5) 2021(6) they have babies (7) set them free in the forest
(8) make laws to protect pandas

P73
1 (1) It is important for people/us to learn about the animals in danger in the area.
(2) It is wrong of people/us to buy products made from animals in danger.
(3) It is helpful of people/us to report any hunting of animals in danger.
(4) It is right for people/us to protect the homes of animals in danger.
(5) It is necessary for people/us to take care of injured animals.
2(1) not brave enough to tell (2) kind enough to help (3) big enough to feed

P76
1 (1)a (2) d (3)c (4) b (5)e (6)f

P79
2.(1) born in Zhalong, Heilongjiang Province
(2) look after red-crowned cranes
(3) her first cranes (4) three red-crowned crane eggs (5) searching for twomissing swans(6) in memory of
3.(1)d (2) a (3)c (4)e (5) b

P80
1 (1) EW is the most at risk of dying out; LC is the least at risk.
(2) The giant panda is the least at risk. Its IUCN Red List status is VU, and the current panda population is growing thanks to the tireless efforts of Chinese people to protect it.