统计调查的方法包括普查、重点调查以及______等。
A.抽样调查
B.典型调查
C.个别调查
D.全面调查
E.统计报表
参考答案:A,B,E
His glasses, _____he was like a blind man, were broken.
A.with which
B.with it
C.without which
D.without it
常用于过敏性试验或疾病诊断,一次注射量在0.2ml以下()
A.静脉注射液
B.脊椎腔注射液
C.肌肉注射液
D.皮下注射液
E.皮内注射液