I
1. has invited
2. have forgotten
3. Have you seen him
4. has broken
5. has gone
6. have bought
7. haven't gotten
8. Have you finished
II
2. Have you ever flown
3. Have you met
4.Have you ever written
5.Have you ever broken your arm
III
Eric has travelled all over Europe.
He has made many new friends.
He hasn't written any books.
He hasn't driven a bus.
He has dressed up as a clown.