喉癌病理类型以________为主，根据肿瘤起源部位可分为________、________和________。
参考答案：鳞癌｜声门型｜声门上型｜声门下型
What _______ you do if you _______ me? [ ]
A. would; were
B. will; were
C. would; are
D. will; are
《一个中国的原则与台湾问题》白皮书发表于哪一年？
