Điền từ thích hợp

1.         you join sports Đấy ? -- Yes,I do 
2 . Where were you yesterday evening , Hoa ?
I was                  Lan 's birthday party
3 . What did you buy at the book fair 
I                     some comic book 
4 . Yesterday , my sister                 her friend to her birthday party
5 . She                      part in the festival last Monday
6 . We               English songs yesterday