3.It was really fun: Last week (in Dayu’s birthday)
4.We all had a good time with the orphans there: Last week (in Dayu’s birthday)
5.They were very happy too: Last week (in Dayu’s birthday)
6.I have visited the orphanage five times so far: Up to now
7.No wonder you and the kids seemed to know each other very well: Last week (in Dayu’s birthday)
8.Although I have been there five times: Up to now
9.I haven’t met each one of them quite closely: Up to now
10.I have met Riri three times: Up to now
11.but I haven’t had a chance to talk to her personally: Up to now