Today is Saturday, Tom and Lucy don’t go to school. They go to the zoo this afternoon. ______they don’t have enough ______.The ticket is 5 yuan. But they have only ______yuan. So they go to the park. It’s ______.And they can go there by bus. The ______for the bus is one yuan for each(每一个). They are happy there.
1.A. But B. And C. So