Ⅵ.阅读还原 跨学科 生物 红毛猩猩
阅读下面短文,然后根据短文内容,从短文后的选项中选出可以填入空白处的最佳选项,选项中有两项为多余选项。
Orangutans are mainly living in trees. They have long arms and fingers (手指) to help them climb in the rainforest. They live on fruit.
46 Over 300 different kinds of food have been found in their diet.
47 They use tools to catch insects. Orangutans can remember the rainforest where they live. This helps them know which trees have nice fruit. What's more, they build a sleeping place each night with leaves.
Orangutans face many problems because of human activities. Young orangutans are sometimes caught and sold as pets. Orangutans are also hunted for food.
48 Scientists believe there are about 7,000 Sumatran orangutans left in the rainforest.
The biggest problem orangutans facing is that the rainforest has been destroyed.
49 It is reported that 80% of their forest home has been lost in the last 20 years. Wildlife organizations are working hard to help protect the rainforest. 50
A.Orangutans live with their babies or with young orangutans.
B.There are many ways orangutans show that they are smart.
C.If there is no rainforest, there will be no orangutan.
D.This means they spend most of their time in trees.
E.This means orangutans are in danger.
F.A large area of forest is cut down and burned each year.
G. They also eat leaves, flowers, and sometimes insects.
46.
G
47.
B
48.
E
49.
F
50.
C
