M: Doc, I’m afraid to have the runs. W: Are you going to the toilet often? M: Haven’t stopped since very early this morning. W: What did you have for breakfast? M: Just cereal and a few cups of tea. Q: What is the man’s problem? 事实细节题。题干为:男士的问题是什么?男士说“Doctor, I’m afraid to have the runs.(医生,我恐怕拉肚子了。)”,而且后面医生还问他是否经常去厕所。由此可知,C选项“He’s got diarrhea.(他拉肚子了)”符合原文。A选项“他发烧了”;B选项“他反胃恶心”;D选项“他流鼻涕”不符合原文。