1.I've lost my pen 2 hours ago.
2.She has not read the story yet.
3.You have got a new ruler.
4.Has she listened to a piece of foreign music?
5.He has finished reading a story-book.
6.Have we drawn any flower on the blackboard?
7.She hasn't done her homework.
8.What have you aten for your breakfast?
9,How long have you not seen him?