After he gave a report about the school,Mr.White____ the visitors around it.A.went on to show B.went on showing C.went on with showing D.kept on showing选A我要问为什么不选D,不会的别在这乱说!

After he gave a report about the school,Mr.White____ the visitors around it.A.went on to show B.went on showing C.went on with showing D.kept on showing选A我要问为什么不选D,不会的别在这乱说!
After he gave a report about the school,Mr.White____ the visitors around it.
A.went on to show B.went on showing C.went on with showing D.kept on showing
选A我要问为什么不选D,不会的别在这乱说!

After he gave a report about the school,Mr.White____ the visitors around it.A.went on to show B.went on showing C.went on with showing D.kept on showing选A我要问为什么不选D,不会的别在这乱说!
go on doing sth 是继续做（同一件事）
go on to do sth 是继续做（另外一件事）

go on to do sth表示在某事结束后继续做某事,此题中,在他结束关于学校的报告后,他继续......