A-A+
According to the passage to combat the flu ef
问题详情
According to the passage, to combat the flu effectively, ______.
A．one should identify the virus which causes it
B．one should consult a doctor as soon as possible
C．one should take medicine upon catching the disease
D．one should remain alert when the disease is spreading
参考答案
正确答案：C
解析：根据第二段第二句：That's because the prescription drugs available for the flu need to be taken soon after the illness sets in. 该句意为：一旦染上流感，患者需要立即服用处方药。set in意为“(疾病)开始”，其他选项均未提到。
