Note : 'Shall' can be used to replace 'will'. 'Shall' can be used only for subject 'I' and 'we'.
2. I'm sure he will win the match.
3. A: What's your plan for your next vacation?
B: We will go to Grand Cayman next month.
4. You don't have to ask me. I'll give you anything you want from me.
5. Hurry up. We'll miss the plane.