Modals in the past form

Modals
Present Past
*Can -Could
*Will -Would
*Shall -Should
*May -might

Colud to offer possibilities or suggestion. It us to express suggestions or possibilities.
Example : A : my pen’s lost
B : well,you could use mine if you want.

Example :
to indicate that the ability existed in the past but doesn’t exist now.
Mia : Grandpa, what could you do when you were younger? Grandpa : When I was younger, I could swim across the big river very well and faster.

to express polite requests

Example:
Could I borrow your pencil (please)?
Could you lend me your jacket now?
Could you please close the door?
Could you pass the salt?
Coulde you help me?
Could I use your book?

Would + Verb base
or an action that was repeated regularly in the past

Example:
When I was a child, I would visit my grandparents every weekend.
On Sundays, when I was a child, we would all get up early and go fishing.
-I would wacth a concert every year
-I pass the new year in bali every year.

• insert rather into the pattern and use this expression to express preferences :

example :
-I would rather drink coffee and tea.
-I would rather eat banana abd guava

Angel : Which country would you rather visit?
Maria : I would rather visit Italia than Somalia.

• To express polite requests

Example:
Andi : Would you mind cycling with me, Kala?
Kala : No, not at all. It would be nice.