生活垃圾填埋场应设在人畜居栖点( )以外。
A.300m B.400m C.500m D.600m
参考答案:C
6岁女孩,3天来发热,38.2℃伴食欲减退,恶心,呕吐,尿黄,卧床不愿动。查血ALT1260IU/L,TBiL60μmol/L,出生时已接种过乙肝疫苗。患者最可能的疾病是()
A.甲型病毒性肝炎
B.乙型病毒性肝炎
C.丙型病毒性肝炎
D.丁型病毒性肝炎
E.戊型病毒性肝炎
All her time _______ research, the scientist has no time for films.[ ]
A. devoted to do
B. is devoted to doing
C. devoting to doing
D. devoted to doing