1) I'v never been to Trafalgar Square.
2) Mike has read that letter already.
3) He has not visited his aunt.
4)We have just invited our friends/
4)We have just invited our friends
1) I'v never been to Trafalgar Square.
2) Mike has read that letter already.
3) He has not visited his aunt.
4)We have just invited our friends/
1) I'v never been to Trafalgar Square.
2) Mike has read that letter already.
3) He has not visited his aunt.
4)We have just invited our friends