完形填空。 Where did you go yesterday? Did you hear 1 at any of those places ? Today most stores and restaurants play music. You might 2 hear music in an office or on a farm. Scientists believe that music changes the 3 people behave. According to some scientists, the sound of western classical music makes people 4 richer. When a restaurant plays classical music, people spend 5 money on food and drinks. When the restaurant plays 6 music, people spend less money. With 7 music, people spend even less. Scientists also 8 that loud, fast music makes people eat faster. In fact, people 9 their food faster when the music gets faster. Some restaurants play fast music during their 10 hours. This gets people to eat faster and leave quickly. Restaurants 11 make more money this way. Some scientists think that music makes you think and learn better. They say 12 music helps students to be more active. It is true that people learn better when they are 13 . And listening to music can help you relax. The 14 time you hear music somewhere, be 15 . It might change the way you do things. (     ) 1. A. music (     ) 2. A. already (     ) 3. A. way (     ) 4. A. become (     ) 5. A. much (     ) 6. A. pop (     ) 7. A. no (     ) 8. A. think (     ) 9. A. cook (     ) 10. A. free (     ) 11. A. can (     ) 12. A. how (     ) 13. A. excited (     ) 14. A. first (     ) 15. A. quiet B. stories B. even B .time B. get B. more B. modern B. much B. hope B. order B. busy B. should B. why B. interested B. second B. quick C. songs C. hardly C. idea C. feel C. little C. light C. any C. realize C. eat C. happy C. can't C. what C. confident C. next C. happy D. sound D. never D. place D. look D. less D. country D. some D. believe D. make D. sad D. needn't D. that D. relaxed D. last D. careful