十、提素养 科学精神 动物界有哪些清洁工？阅读绘本，选择正确的答案。

()1. What can the street cleaners do in the text?
A. Make the soil soft.
B. Carry heavy things.
C. Collect animal waste.
()2. The underlined word “pests” means “” in Chinese.
A. 垃圾
B. 水果
C. 害虫
()3. We should put in the place of “?”
A.
B.
C.
()4. What is the best title of the text?
A. We can clean the street
B. Cleaners of the Earth (地球)
C. Let’s clean the farm

1. B
2. C
3. B
4. B