46. F
47. B
48. M
49. C
50. E
51. Q
52. G
53. P
54. J
55. D

题干：
46. Some professionals in education are collecting signatures to voice their opposition to automated essay grading.
47. Using software to grade students’ essays saves teachers time for other work.
48. The Hewlett contests aim at improving essay grading software.
49. Though the automated grading system is widely used in multiple-choice tests, automated essay grading is still criticized by many educators.
50. Some people don’t believe the software grading system can do as good a job as human graders.
51. Critics of automated essay scoring do not seem to know the true realities in less famous universities.
52. Critics argue many important aspects of effective writing cannot be measured by computer rating programs.
53. As class size grows, most teachers are unable to give students valuable comments as to how to improve their writing.
54. The automated assessment technology is sometimes used to double check the work of human graders.
55. Students find instant feedback helps improve their learning considerably.

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