A. He is happy. B. He is sad. C. He is excited.
A. 肾功能不全 B. 肾静脉血栓 C. 下肢静脉血栓 D. 感染 E. 动脉粥样硬化
A. In a restaurant. B. In a snack-bar. C. In a tea shop. D. In a hotel.