单选题 —What's wrong with my son, Dr. Liu?
—Just a little cold. Take this medicine and he'll soon get well. ______.

【正确答案】 A
【答案解析】[考点] 就医时的用语
[解析] 从…he will soon get well可知,应选A项。take it easy是医生安慰病人或病人家属的用语。