Complete the sentences with a furore form of the verbs in brackets . Use each of the forms in the box once.
present continous present simple will going to
1.Hurry up !Our flight ____________(leave) in an hour
2.I __________ (Send)you a postcard .I promise .
3.We __________(spend)a week on a boat and a week at a hotel
4.I____________(take) lots of photos while i'm away.