Examples of future simple:       

I'll (I will) be there tomorrow          I won't (will not) be there tomorrow         Will you be there?

Examples of 'going to' future:       

I'm (I am) going to take my holidays in August          I'm (I am) not going to take a holiday this year.     
Are you going to take a holiday?

Change the words in brackets (   ) to complete the following using 'will' or 'going to':

Example: Why (you/move) to England?