听力原文:W: I know why that child grows so tall for his age of four. His mother requires him to drink a cup of milk every night before going to bed.
M: That may not be the reason. Have you ever seen his father who is close to 2 meters tall?
Q: What contributes most to the child's height according to the man?
(15)
A. Milk.
B. Sleep.
C. Exercise.
D. Genes.
听力原文:W: Why did you sell the car?
M: It was giving me too much trouble. I was spending so much money on it that I was spending more money than it was worth. Unfortunately, of course, when you actually sell the car, you've already spent the money on it, so you lose both ways.
W: What was wrong with your old car?
M: The one I'd got was on its last legs really, the engine needed a lot of repairs and the gearbox was continually giving trouble, so I decided to change it.
W: Is this one good?
M: Yes, it hasn't given me any trouble at all. It's more comfortable, it's newer and more reliable. The other one, the old one, when I set off on a journey, gave me sore of fearing that I may not get to the other end, because it had broken down so many times. But this one, I can set off with quite a lot of confidence that I'm going to be able to get the other end.
W: Was this a new car or a second-hand one?
M: It was second-hand when I bought it. It's two and a half years old now.
W: Why did you choose this particular car?
M: Er, a number of reasons. One, it's a very comfortable car inside. It is, a very, well, it's quite a fast car. And, but the main reason is because I think it looks nice. I think I want a car to look nice. It's also a family car. It's got four full seats.
W: I'm surprised that you should say you buy a car because you like the look of it, because that would be the reason why I would buy a car.
(20)
A. Because he needed money.
Because the car would not go at all.
C. Because the car broke down too often.
D. Because the car could not bring in any profit.
听力原文:W: Mike, I've got two tickets for a film this evening. It starts at 6:00 but I won't leave office until 4:30. I'm afraid I can't go home for supper.
M: Don't worry. I'll pick you up at 4:30. And we'll eat outside.
Q: What might be the two speakers' relationship?
(13)
A. Boss and employee.
Boss and driver.
Colleagues.
D. Couple.
听力原文:M: I need to ask Jack about the chemistry assignment for tomorrow. But his phone's been busy for the last half an hour. Who can he be talking to for so long?
W: It may not be him, you know. It could be one of his roommates. Why don't you just go to his apartment?
Q: What does the woman suggest the man do?
(17)
A. Meet Jack in person.
B. Call Jack's roommate.
C. Go to classes as usual.
D. Visit another apartment.