()3. scary the wolf looks!
A. What an B. What a C. How

3. C

()4.Look! The wolf itself in the mirror. How funny!
A. is watching B. watches C. are watching

4. A

()5.The heroes saved the little girl, but they hurt in the earthquake.
A. her B. them C. themselves

5. C

()6.You the pigeons here. The sign says "No feeding".
A. had better feed B. had better not feed C. had better not to feed

6. B

()7.People cut down trees. , beavers have no homes.
A. As a result B. At the age of C. Get lost

7. A

()8.If we don't save pandas, they might .
A. take place B. die out C. knock around

8. B

1. Look! The beaver (build) a dam in the river now.
2. Look over there. Why are the pigeons (fly) madly around the tree?
3. The beaver sees (it) in the mirror and looks surprised.
4. There are plenty of (pigeon) in the square. Let's feed them!
5. The pigeon's speed is (surprise)! It flies 97 kilometres per hour!

1. is building 2. flying 3. itself 4. pigeons 5. surprising

三、请根据句意及括号中的中文提示，写出正确的单词填空。
1. Many animals, like the dodo, are dead now, but we can still (救援) others.
2. Environmentalists (环保主义者) work hard to protect forests and clean the (海洋).
3. (研究) shows that cutting down trees makes animals missing or get lost in their homes.
4. Humans hunt too much, and the (速度) of climate change is scary.
5. If we (喂养) animals safely and stop polluting, they will stay as happy as clams.
6. (工程师) design fantastic tools to save energy and keep the air clean.
7. Maybe we can plant (众多，大量) of trees on islands to help birds like pigeons.
8. No wonder some species die out—they need (足够的) space to live!
9. Let's (认识) that small actions, like recycling, make a big difference.
10. Together, we can turn Earth into a (博物馆) of life, not a place where animals become as dead as a dodo!

1. rescue 2. ocean 3. Research 4. speed 5. feed 6. Engineers 7. plenty 8. enough 9. recognise 10. museum