某男子因长期饮用劣质白酒引起视力减退,最后导致失明,其原因与酒中下列哪种有害物质含量较高有关()
A.甲醇
B.杂醇油
C.醛类
D.氢氰酸
E.铅
参考答案:A
It was along the Mississippi River _____ Mark Twain spent much of his childhood. [ ]
A. how
B. which
C. that
D. where
男,40岁。左颞部棒击伤5小时。伤后有短暂昏迷,1小时前再昏迷,左瞳孔散大,右侧偏瘫,病理征阳性,最可能的诊断是()
A.急性硬膜下血肿伴脑疝
B.急性硬膜外血肿伴脑疝
C.脑挫裂伤伴脑疝
D.原发脑干损伤
E.脑损伤伴脑疝