Choose the correct form to complete the sentences

1. Cora
   [is|will be] 28 next Sunday.
2. In my opinion she
   [will not|does not] buy those bicycles.
3. My plane
   [leaves|will leave] Paris on Saturday at 10.30.
4. [Do|Will] you help me with the child tonight?
5. I think the nights
   [-|will] become colder soon.
6. The football match
   [will start|starts] at 2.00.