SARS (Severe Acute Respiratory Syndrome) is a deadly disease. Scien haven't found the (28)......of this disease. SARS is dangerous because it develops quickly. Patients normally (29)......a high fever, a sore throat, and cough. Their body temperature is (30)......38°C. Antibiotics cannot cure SARS, and scientists are looking for a (31)..... to prevent the disease. Before they can find one, it is important to have a (32) ......lifestyle. You should keep fit, have plenty of fresh air, and eat lot foods with vitamin C. 28. A. reason B. cause C. source D. ground 29. A. make B. take C. have D. receive 30. A. above B. below C. more D. on 31. A. treatment B. cure C. tablet D. vaccine 32. A. healthy B. rich C. wealthy D. strong