单项选择题
A. Expensive drugs may not prove the most effective. B. The workings of the mind may help patients recover. C. Doctors often exaggerate the effect of their remedies. D. Most illnesses can be cured without medication.
A、 The air pollution is caused by the development of industry. B、 The city was poor because there wasn’t much industry then. C、 The woman’s exaggerating the seriousness of the pollution. D、 He might move to another city very soon.
A. A doctor’s fame strengthens the patients’ faith in them. B. Abuse of medicines is widespread in many urban hospitals. C. One third of the patients depend on harmless substances for cure. D. A patient’s expectations of a drug have an effect on their recovery.