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【单选题】
注射于真皮和肌肉之间,注射剂量通常是1-2ml的注射途径是( )A.
静脉注射
B.
脊椎腔注射
C.
注射
D.
肌内注射
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反馈参考答案：
举一反三
【单选题】How many categories are hotels divided into by the rank of stars ?
A.
Two categories.
B.
Three categories.
C.
Four categories.
D.
Five categories.
【单选题】How many categories does the writer classify into?
A.
There are two categories.
B.
There are three categories.
【简答题】The two categories of crystalimperfections are A) ______ and B) ______
【多选题】What categories are currently not available for sale?
A.
Books
B.
DVDs
C.
CDs
D.
All categories
【简答题】膨胀阀的作用是什么?
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