Unit 1 Animal Friends Section B 分层作业 第一部分：基础巩固 I. 核心词汇填空（根据句意和首字母或中文提示） 1. Dolphins are very i_____ (聪明的) and can understand human signs. 2. Some parrots can s_____ (说话) a few words. 3. Tigers have s_____ (锋利的) teeth and they are good at hunting. 4. A k_____ (袋鼠) uses its strong tail to keep balance. 5. We should p_____ (保护) wild animals and their habitats. 6. The turtle moves s_____ (慢地) but it can live a long time. 7. Elephants have good m_____ (记忆力) and can remember places for years. 8. My little brother likes to w_____ (观察) ants in the garden. II. 语法选择 ( ) 9. —_____ do dolphins communicate with each other —Through special sounds. A. What B. How C. Why D. Where ( ) 10. —Can koalas swim —No, they _____. A. can B. can't C. do D. don't ( ) 11. —Where _____ polar bears live —In the Arctic. A. do B. does C. are D. is ( ) 12. —What does your sister think of sharks —She thinks they're _____, but I think they're scary. A. friendly B. beautiful C. dangerous D. funny ( ) 13. —Let's watch the dolphin show at the aquarium. —_____! I love watching them jump. A. Sounds boring B. I'm busy C. Good idea D. No way III. 句子翻译（每空一词） 14. 大象可以用鼻子喝水。 Elephants can _____ water _____ their trunks. 15. 为什么考拉大部分时间都在睡觉？ _____ do koalas _____ most of their time sleeping 16. 我们不应该给动物园的动物喂食。 We _____ _____ the animals in the zoo. 17. 熊猫每天花14个小时吃竹子。 Pandas _____ 14 hours _____ bamboo every day. 18. 蝙蝠能在黑暗中看见东西吗？ _____ bats _____ in the dark 第二部分：能力提升 IV. 用所给词的适当形式填空 19. My cousin enjoys _____ (study) animal behaviors in nature. 20. There are many colorful _____ (butterfly) in the rainforest. 21. The cheetah is the _____ (fast) land animal in the world. 22. Please _____ (not touch) the baby animals. Their mother might get angry. 23. Monkeys _____ (be) very social animals. They live in big groups. 24. We should _____ (plant) more trees for the birds. 25. The baby elephant _____ (look) for its mother. It seems lost. 26. —Do you often visit the nature reserve —Yes, I _____ (go) there twice a month with my dad. V. 句型转换（每空一词） 27. The lion eats meat and small animals . (对画线部分提问) _____ _____ the lion _____ 28. Eagles can see very far. (改为一般疑问句并作肯定回答) —_____ eagles _____ very far —Yes, _____ _____. 29. The dolphin is the smartest animal in the ocean. (对画线部分提问) _____ _____ the smartest animal in the ocean 30. I think wolves are dangerous. (改为否定句，意思不变) I _____ _____ wolves are dangerous. 31. Kangaroos are from Australia . (对画线部分提问) _____ _____ kangaroos from 32. Pandas can climb trees. (改为否定句) Pandas _____ _____ trees. 第三部分：阅读素养提升 VI. 完形填空 I'm a junior high school student and I love animals. Last month, I joined the school's "Animal Protection Club". Every Friday afternoon, we learn about different animals and how to protect them. Last week, we learne ... ...
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