14. Where does the conversation probably take place?

A. In a hotel. B. At home. C.In the manager's office.

听第9段材料，回答第15至第17题。

15. How does the man feel about David's way of sleeping?

A. It's harmful. B. It's strange. C. It's the best.

16. How many hours does David sleep a day?

A. Four. B. Six. C. Seven.

17. What does the man mean at the end of the conversation?

A. People should develop a habit like David's.

B. People need longer hours of sleep.

C. People have different sleeping habits.

听第10段材料，回答第18至第20题。

18.What were the professors doing?

A.They were talking.B.They were reading. C. They wens sleeping.

19.Why did the other two professors come to the railway station?

A. To catch the train. B. To say goodbye to Professor Egghead.

C. To meet Professor Egghead.

20.What do we learn about these professors?

A.They are serious. B. They are helpful. C. They are absent-minded.

第二部分 阅读理解（共两节，满分40分）

第一节（共15小题；每小题2分，满分30分）

阅读下列短文，从每题所請的四个选项（A、B、C和D)中，选出最佳选项并在答题卡上将该项涂黑。

Food Pirts You Should Never Throw Away in the Garbage

Pineapple Core (果心)

When you carve out the core of t pineapple, don't throw it in the garbage. You can use the pineapple cow for all kinds of recipes, and there are tons of vitamins and minerals hiding within.To use the pineapple core: cut it and add it to fruit salad, put it into smoothies (水果雪泥)，cut it into cubes and freeze for law use,