听一段材料，回答下面几个小题。Who wants to attend a US university?
A. A daughter of the man's friend.
B. The man's daughter.
C. The man's friend.How much will a full-time student pay?
A. $2,000.
B. $2,030.
C. $2,300.Where does the conversation probably take place?
A. In a classroom.
B. Over the phone.
C. At a language center.
Who was at the door?
A. The speakers' neighbor.
B. A delivery boy.
C. The speakers' neighbor's daughter.
Who is the man looking for?
A. Mary. B. Dick. C. Bob.
Who is Mr. Smith?
A. The girl's father.
B. A friend of the girl's father.
C. The girl's brother.
Who will pay for the dinner?
A. The woman.
B. The man.
C. Both of them.
Who is speaking to Helen?
A. Her teacher.
B. Her husband.
C. Her boss.