阅读理解。

      John is twelve years old. His sister, Mary, is two years younger than he is. One day, their mother asks them

to clean the house. Because they do a good job, their mother buys a delicious cake and says to John, "John, cut

this cake into two pieces, and give one piece to your sister. Don't forget that you must do it like a brother."

      "Like a good brother?" John asks. "How does a good brother do?" "He always gives the bigger piece to the

other person," answers the mother. 

      "Oh, I see," says John. He thinks about this for a short time, and then take the cake to his sister and said to

her, "Please cut the cake into two, Mary, and be a good sister."

1. John is _______ old. [ ]

A. twelve years

B. ten years

C. two years

D. one year

2. _______ clean the house well. [ ]

A. John

B. Mary

C. Brother

D. Both John and Mary

3. At last John asks _______ to cut the cake. [ ]

A. his mother

B. his sister

C. John

D. them

4. _______ wants a bigger piece of the cake. [ ]

A. John

B. Mary

C. His mother

D. Nobody

5. In this story there are only _______ people. [ ]

A. two

B. three

C. four

D. five