Will

•We can use it to talk about future

👉 It will be a great party.

•We use it to make a request with the pronoun “you” in the question form. It is the informal alternative to “could”

👉 Will you close the door, please? → Could you close the door, please?

Shall

•We use it to offer to do to something . Only with the pronoun “I” in the question form.

👉 You look tired. Shall I bring you a coffee? → “¿Te traigo…?”

•We can use it to make a suggestion with the pronoun “we” in the question form.

👉 We’re running late. Shall we call a taxi? → “¿Cogemos un taxi?”

Would

•We use it to make a request with the pronoun “you” in the question form.

👉 Would you turn the TV down please?

•We can use it to show preference with “rather“

👉 I would rather go to the cinema today. → (preferiría…)

•We can use it to show a wish with “like”

👉 I would like to have more free time. → (me gustaría)

•We can use it to make a “conditional”

👉 If I were you, I would study economics. → (estudiaría…)