1. I strongly believe that friends plays -> play an important role in our life
( plays -> play )
2. Children nowadays spend more time to play -> playing video games than reading
( to play -> playing )
boooks
3. This software isn't good enough for children use -> to use
(use -> to use )
4. Hoa is -> was very happy when she received aletter from her friend this morning
(is -> was )
5. We are very close friends although we have quite different character -> characters
( charater -> charaters )