题目

Lyme Disease — A Medical MysteryIn the autumn of 1975, lots of people in Lyme, Connecticut, suffered from a strange illness. Two doctors from Yale, Allan Steere and Stephen Malawista, began a study that would result in an important medical discovery. The doctors began by having careful examinations of each patient. They found the patients of all ages were having a set of things hardly seen together, such as headaches, skin rashes (皮疹), swollen knees, fever, tiredness and so on. There was also a high rate of arthritis (关节炎), a painful condition around the knees. No reasons could be 选出不同类的单词。 (     ) 1. A. near       (     ) 2. A. living room(     ) 3. A. green(     ) 4. A. where(     ) 5. A. bathroom B. behindB. closetB. tableB. underB. living room   C. chairC. curtainC. blackC. whatC. behind