correct the mistakes in these sentences
1. scientists think that they’ll to find a solution for this problem
2. what are your plans? what do you do tomorrow?
3. They say it’s raining next week
4. i can’t meet you tomorrow because I’ll do an exam

1 will не может упротребляться с to там должно быть they will find...2там должно быть What will you do tomorrow?3it will rain...если я не ошибаюсь4I will not be able to meet you...