Ответ:

1. What will Ron do tomorrow? - He will go to the museum to learn some history.

2. What is Mary doing this afternoon? - She is going to cook the dinner.

3. What will you do next weekend? - I will go to Kyiv to visit the theatre.

4. Where will you go next Saturday? - I will go to my friend's brithday party.

5. Where will they you next summer? - They will go to Italy to spend their holidays.