"Are you going by train?" she asked me. → She asked me if I was going by train.

"Did Mr. Brown send the potatoes a long time ago?" she asked. → She asked if Mr. Brown had sent the potatoes a long time ago.

"Is it going to be a fine day today?" I asked her. → I asked her if it was going to be a fine day that day.

"Is the bus station far away?" the girl asked. → The girl asked if the bus station was far away.

"Jean, have you seen my gloves?" Thomas asked. → Thomas asked Jean if she had seen his gloves.