Употребить в правильной форме Present Perfect:
1. I (write) a letter to my friend (just)
2. The children (learn) the song (yet)
3. She (call) her friend (already)
4. They (buy) a new computer (already)
5. We (read) this story (just)
6. She (call) me (just)

Большое спасибо! Отмечу как лучший!

не за что!)

1. I have just written a letter to my friend 2. The children have not learnt the song yet 3. She has already called her friend 4. They have already bought  a new computer 5. We have just read this story 6. She has just called me