U02为()。
A.-3V
B.2V
C.5V
D.-10V
参考答案:A
阑尾炎行阑尾切除术,术后最常见的并发症是
A.腹膜炎或腹腔脓肿
B.出血
C.粪瘘
D.阑尾残株炎
E.伤口感染
After a long journey across the whole country from north to south, they found themselves ________ as well as their clothes. [ ]
A. picked out
B. called out
C. caught out
D. worn out