肝癌患者首发症状是（）
A.消瘦
B.恶心呕吐
C.肝区疼痛
D.黄疸
E.贫血
参考答案：C
慢性唇炎的病因是
A．舔唇不良习惯
B．病灶感染
C．感冒
D．消化不良
E．寄生虫感染
I met the famous movie star and got his _____ yesterday.[ ]
A. autograph
B. car
C. wallet
D. clothes
