Define the correct variant of future expression. Write the correct tense. (future simple, present simple, present continuous) .
1)  I think Sam will swim in the river.   
2) I’ll tell you your fortune.
3) You’ll be rich soon.
СРОЧНО!

1)  I think Sam will swim in the river.   (future simple).

2) I’ll tell you your fortune. (future simple)

3) You’ll be rich soon. (future simple)

All are correct.