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A.Document doc=DocumentBuilderFactory.parse（“my.xml”）；
B.Document doc=DocumentBuilder.parse（“my.xml”）；
C.DocumentBuilderFactory dbf= DocumentBuilderFactory.newInstance（）； DocumentBuilder builder=dbf.newDocumentBuilder（）； Document doc=builder.parse（“my.xml”）；
D.DocumentBuilder builder=new DocumentBuilder（）； Document doc=builder.parse（“my.xml”）；

A.if（i>10） throw Exception （“something‟s wrong!”）；
B.if（i>10） throw Exception e （“something‟s wrong!”）；
C.if（i>10） throw new Exception （“something‟s wrong!”）；
D.if（i>10） throw new Exception e （“something‟s wrong!”）；