97免费在线观看视频,亚洲综合自拍网,黄色毛片免费观看,热久久综合网,免费看日产一区二区三区 狠狠操av,久久久涩涩涩,在线精品免费视频,人人插天天干,久久91精品国产91久久

單項(xiàng)選擇題

When you go to the doctor he asks you to describe your()so that he can make a diagnosis (診斷).

A.indications
B.signs
C.symbols
D.symptoms

微信掃碼免費(fèi)搜題