#2
1. Ann hasn't watered the flowers yet.
2. Mum hasn't gone to her work yet.
3. I haven't seen this film yet.
4. We haven't taken the bus yet.
5. Bob hasn't entered the shop yet.
6. They haven't read this book yet.
7. The children haven't made a present for their mother yet.
#3 (b)
I haven't seen this film yet.
I have just made an article.
I have already read this magazine.
I haven't worked on a computer yet.
I haven't gone to the forest yet.
I have already done this work.
I have never written in Japanese before.
#1
to be - have been
to take - have taken
to visit - have visited
to come - have come
to play - have played
to do - have done
to make - have made
to listen - have listened
to open - have opened
to meet - have met
to buy - have bought
to read - have read