题目内容：

The Biggest House in the World is a great book for children. A cute snail(蜗牛) wants to have the biggest house in the world. His father tells him a story of another snail with the same dream.

That’s the end of the story. The son almost cries. But then he remembers his own house. “I need to keep it small,” he says. “And then I can go wherever I like.”

1.Where do the snails in the story live?

A. In a big house B. On a cabbage

C. In the forest D. On a tree

2.文中加下划线的单词it指代“_________”.

A. the little snail B. the father

C. the watermelon D. the house

3.Which of the following is true?

A. The book is bad for children.

B. The little snail shares a house with the other snails.

C. The little snail in the story dies at last.

D. The son wants a big house after hearing the story.