题目内容：

    Mr. Smith is 40 years old. He teaches English in PEC.Middle School. Jack and Jim are his Linda is his daughter.

Today is June 20th. Tomorrow is Mr. Smiths birthday. His children buy some things for Mr. Smith. Mr. Smith likes apples very much. Jack buys his father some apples. Mr Smith likes playing basketball. Jim buys a basketball for his father. Mr. Smith often plays it with his sons in the afternoon. Linda buys a big white cake for her father. It's his favorite color.

On his birthday, Mr. Smith will have a birthday party at home in the evening. Every year, Mr Smith's friends come to his birthday party. They give some cards to Mr Smith. Mr. Smith likes them very much. The day after tomorrow, the Smith family will have a picnic in a park. It will be great fun for them to eat there.

1.Mr. Smith is_________.

A.a worker B.a doctor C.a teacher D.a policeman

2.Jim buys_________for his father.

A.some apples B.a basketball C.a big cake D.some cards

3.Mr. Smith's birthday is _________.

A.on June B.on June 21st C.on July 20th D.on July 21st

4.The underlined(划线的)word “them” refer to(指代)_________in the last paragraph(段落)

A.the kids B.the apples C.the family D.the cards