听力原文:M: What's that book you just picked up? W: The sociology text professor Smith uses in his coursE. M: You had better read it if you want to pass the coursE. W: But it is too expensivE.I simply can't afford it. M: How much does it cost? W: It costs 40 dollars. M: Did you check the used book section here? Maybe they have onE. W: No, they don't. I have askeD. M: Why don't you get it from the library? W: Are you joking? I've been trying for months and the book is always out. There are more than 45 students in the course and every single one wants the book. M: Listen, you know my roommate, Henry, don't yon? He took the same course last year and I believe he owns the book. I'll ask him if he'll lend it to you. W: Oh, Tom, that would settle everything. That's very kind of you. M: My pleasurE. Why doesn't the woman buy the book? A.Because it's too expensivE. B.Because she doesn't need it. C.Because she can't buy it everywherE. D.Because she already has got onE.
A.M: B. W: C. M: D. M: E. W: F. M: G. M: H. W: I. M: J. Why K.Because L. B.Because M. C.Because N. D.Because O.