Directions: In this section there is one incomplete interview which has four blanks and four choices A, B, C and D, taken from the interview. Fill in each of the blanks with one of the choices to complete the interview and mark your answer on the ANSWER SHEET.
　　A. What is your name?
　　B. but that class is already full.
　　C. but the computer won’t let me.
　　D. You’re a Comp Lit major?
Stuart: Hello. Can I help you?
Karen: Yes, I hope so. I would like to register for Comp Lit 287.
Stuart: I’m sorry, (7) _____ And also, students are supposed to register through the touch-tone registration system.
Karen: I know. I already tried to register for it by phone, (8) _____
Stuart: That’s because it’s full.
Karen: But I’m a new student here. I thought maybe there was some way I could get into the class. I thought I should come and talk to you in the department office.
Stuart: Well, I could put you on a waiting list. But that doesn’t guarantee you will get into the class. (9) _____
Karen: My name is Karen Huang. That’s spelled H-U-A-N-G.
Stuart: Alright. And what is your major?
Karen: I’m a comparative literature major.
Stuart: Wait a minute. (10) _____
Karen: Yes, that’s right. And Professor Cohen told me I need to take Comp Lit 287.
Stuart: The university computer system saves extra places, in class 287 for Comp Lit students.
Karen: Even if the class is full?
Stuart: That’s right.__________________

A.lack

B.supply

C.number

D.source