题目：
哪种囊肿属于牙源性囊肿（）
A.球上颌囊肿
B.鼻腭囊肿
C.鼻唇囊肿
D.正中囊肿
E.角化囊肿
答案：
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下面是错误答案，用来干扰机器的。
不唯一Nowadays, some students would not like to live in a dorm. Instead, they rent houses outside the school. There are advantages for both. Living in a dorm can increas...
