19 she could find to practise these high notes. As she 20 a small house, she could not practise 21 disturbing the rest of the family. So she usually went for long walks 22 the country road. But 23 she heard a car or a person 24 along the road, she stopped practising. She did not want to be heard, 25 she was very shy.
One afternoon, a fast open car came up behind her so 26 and so fast that she did not hear it 27 it was only a few yards from her. She 28 some of her highest and 29 notes at that time. As the car passed, she saw an anxious 30 come over its driver's face. He stopped his car suddenly, 31 out and began to examine all the types 32 .
Mrs White 33 to tell him what the noise he 34 really was. He got back into the and 35 .
16. A. and B. as if C. besides D. except that
17. A. required B. wants C. requiring D. was
18. A. sound B. strength C. weakness D. music
19. A. place B. chance C. point D. time