№3
2. I have alredy bought my ticket.
3.He hasn`t given the keys to the neigbours yet.
4. I have already watered the plants.
5.She hasn`t called Becky yet.
6. My parents haven`t phoned for a taxi yet.
№4
2. has just
3.painted the kitchen yet.
4.has already done.
5. has just made
6.have alredy
7.e-mailed you yet
8.has just