In the holiday I was at my grandma. In a day, when I played basketball outside, a woman opened the door and she entered. I said to grandma that someone came. That person came in the room. I descovered she is my aunt. I answered myself:,, How?...It's really my aunt?''. She started to laught and she told me that she wanted to surprise us. It was a wonderfull day! 
Greșeli de spelling!
'One day' , și nu 'in a day'!