如果甲和乙都没有考试及格的话，那么丙就一定及格了。
上述前提再增加以下哪项，就可以推出甲考试及格了的结论？（）

听力原文：W: I'm tired of watching television. Let's go to the movies tonight.M: All right. Do you want to go downtown? Or is there a good movie in the neighborhood?W: I'd rather not spend a lot of money. What does the paper say about neighborhood theaters?M: Here's the list on page six. Here it is. Where's the Rialto? There's a good movie there.W: That's too far away. And it's bard to find a place to park there.M: Well, the Grand Theater has Gone With the Wind.W: I saw that years ago. I don' t want to see it again. Anyway, it's too long. We wouldn't get home until midnight.M: The Center has a horror film. You wouldn't want to see that.W: No, indeed. I wouldn't be able to sleep tonight.M: That's about all there is. Unless we change our minds and go downtown.W: No, we just can't afford it. There must be something else we haven't seen.M: Here, look for yourself. I can't find anything else.W: Look at this!M: What?W: In the television schedule, there's a baseball game on television tonight.M: I wash' t looking for a TV program. I was looking at the movie ads.W: I know, but I just happened to notice it. New York is playing Boston.M: That ought m be good. I wouldn' t mind watching that.W: OK. Let's stay home. We can go to a movie Friday.(23)A．She is tired of staying at home all day.B．There is a good film in the neighborhood theater.C．She enjoys going to the movies.D．She is tired of watching TV. 点击查看答案

M：It seems to me I have seen that dark-haired man before.W：Sure you have.He checked out our books at the circulation desk yesterday.Q：Where does the dark-haired man most probably work？（）

A．In a gymnasium.
B．In a library.
C．In a bookstore.
D．In a police station.

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