耳疖、耳疮的共同临床表现是:
A.局限红肿,突起如椒目B.外耳道弥漫性红肿C.耳部疼痛,耳郭牵拉痛D.外耳道有白色浊物堆积E.耳痒耳痛,溃疡渗液
参考答案:C
Have you seen the film Titanic, was world famous? [ ]
A. its
B. it's
C. whose
D. which
逆流再生为什么要进行大反洗?