装载出境动物的运输工具，装载前应当在口岸检验检疫机构监督下进行（）
A.清洗处理
B.清毒处理
C.灭害处理
D.以上都对
参考答案：B
Take great pains to read _____ you can or you won't have a better understanding of life. [ ]
A. as much as
B. books as much as
C. books as many as
D. as many books as
目前认为以下哪一种材料更适合乳牙断髓术
A．甲醛甲酚B．戊二醛C．氢氧化钙D．氧化锌丁香油粘固剂E．骨形成蛋白
