1.i’m sure you are going to/will find your lost passport 2.people will/are going to travel in flying cars in the future 3. what are your plans for the weekend? We are going to/will have a picnic 4. my bags are so heavy! I will/is going to bite you! 5. look out! The dog will/is going ro bite you!
1. will
2. will
3. are going to
4. will
5. is going to
в 4 немного непонятно, но вроде так :>