10岁女孩,颈中部,舌骨下方,有一随吞咽上下移动的肿物,最可能的诊断是()
A.颏下皮样囊肿
B.鳃源性囊肿
C.甲状腺舌管囊肿
D.颌下腺囊肿
E.皮脂腺囊肿
参考答案:C
It has been proved________violence on television has a bad effect on the development of children.[ ]
A.whether
B.because
C.when
D.that
若下列选项中的变量已正确定义并赋值,则符合Java语言语法的是( )。
A.报表页眉
B.页面页眉
C.页面页脚
D.报表页脚