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Questions 7 and 8 are based on the following news. At the end of the news item, you will be given 10 seconds to answer the questions.
Now listen to the news.
7. According to the research findings，we can infer that _____.
A. people can not always rely on X-ray to diagnose disease
B. X-ray is always helpful in diagnosing disease
C. X-ray will cause law suit
D. we should use MRI instead of X-ray.
8. When doctors re-checked the X-ray results of 92 patients with MRI, they found fractures that had been missed.
A. 34
B. 53
C. 35
D. 43
adj. 详细的
