Odpowiedź:
zad. 1
1. I've
2.done
3. Have
4. ridden
5. finished
zad.3
1.Have you ever helped
2.I have already ticked
3. I haven't bought
4. has already looked
5. Have you sent
6. I have just done
7. hasn't cut
8. Have I forgotten
zad.4
1. I have never swum
2. haven't finished yet
3. Have you ever seen
4. I have always loved
5. has just had
zad.5
for: a couple of hours, a few days, a month, three years
since: 2016, last week, Semptember, we were little
zad.6
1. has just opened
2. have ready signed up
3. have never been
4. have always swum
5. have joined
6. haven't met
7. have never tried
8. haven't decited