题目

Doctor: What can I do for you? Mike: Well, I started having bad headaches last week and they are getting worse. I can't                       sleep properly, I'm tired all the time. Doctor: I see. Let me ask you some questions.1___________. Mike: No, I gave up a month ago. Doctor: Right. I see you're a salesman.2___________ . Mike: Well, I  normally do eight hours a day, but at the moment I am working at least ten hours and some Saturdays. Doctor: That is a lot. And so how do you relax? Mike:3____________ Doctor: Hmm. Are you doing any exercises at the moment? 在北方的冬季，常见的几种物态变化现象中，属于凝华的是（　　）A．室外冻冰的衣服变干B．房间窗户玻璃的内表面出现冰花C．湖面结了厚厚的一层冰D．正在跑步的人，口中呼出“白气”