补全对话。
A. Sure. B. Because they can't find enough food in winter. C. It is an interesting book. D. I am reading a book. E. Why do the bears sleep in winter? |
Jill: What are you doing, Alice?
Alice:
Jill: Can we read it together?
Alice: It says wild geese change homes twice every year.
Jill: Why do wild geese change homes?
Alice: So they fly south in autumn.
Jill: Look at the bears. It says they sleep in winter.
Alice:
Jill: Because they don't need food when they sleep in winter.
Alice: