疯牛病能够通过下列哪一途径传染给人()
A.粪-口
B.气溶胶
C.食物链
D.动物分泌物
E.动物血液
参考答案:C
对乙酰氨基酚为
A.解热镇痛药
B.抗精神失常药
C.抗震颤麻痹药
D.麻醉性镇痛药
E.镇静催眠药
—______ ?
—No, it isn't. [ ]
A.What's this
B. It is on the chair
C. Is that a mouse
D. Where is it