4. Will + infinitive
Predictions (when there’s no evidence)
e.g. Real Madrid will win
e.g. I’ll help you!
e.g. We’ll be here waiting for you
Decisions made at the moment of
e.g. I’ll phone her
5. Shall + infinitive
(it is used in questions with “I” and
e.g. Shall I bring you a cup of tea?
e.g. Shall we go for a walk?