1."Did you see a strange man nearby yesterday?" the policeman asked the girl.
→The policeman asked the girl if she had seen a strange man nearby the day before.
2.The teacher said ,"don't spit here and there.
→The teacher told students not to spit here and there.
3."Would you mind my opening the window now?" kangkang asked Jane.
→Kangkang asked Jane if she minded his opening the window then.
4."What are you doing ,Jane?" maria asked.
→Maria asked Jane what she was diong.
5."My uncle is meeting us tomorrow." wang junfeng said.
→Wang Junfeng said his uncle was meeting them the following day.