1)to visit Buckingham Palace
2)to see Nelson's Column
3)to watch animals in London Zoo
4)to send a letter to his parents
5)to buy some gifts for his parents
6)to feed birds on Trafalgar Square

Questions
1)Have you visited Buckingham Palace yet?
2)_______________________________
3)________________________________
4)__________________________________
5)_________________________________
6)___________________________________

Answers
1)(already) I have already visited it.
2)(yet)_________________________________
3)(just)_________________________________
4)(already)______________________________
5)(just)__________________________________
6)(yet)__________________________________