下列哪些是食管裂孔疝的诱发因素?()
A.肥胖
B.慢性咳嗽
C.便秘
D.消瘦
E.繁重工作
参考答案:A, B, C, E
解析:增加腹压是引起食管裂孔疝的主要原因。
These fairy tales are as popular as before in that they _____ the common sense of justice and equality.
A.circulate
B.observe
C.satisfy
D.deliver
磁带、磁鼓、光盘、计算机硬盘和软盘、电影胶片、摄影胶片正负片和反转片、幻灯片等属于()证据。
A.实物
B.书面
C.视听
D.环境