Modals : could, should, would
How to use Could (pourrais)
Could is placed in front of a verb. It is a conditional form of “can” – it is used when there is a possibility or an option.
"We could go to the movies tonight; the last Star Wars is out."
"They could meet us at 8 am and then we could go together."
How to use Should (devrais)
Should is placed in front of a verb and is used when giving advice or making a recommendation.
"I think you should listen to English every day."
"you should take your umbrella in case it starts raining again."
How to use Would
Would is placed in front of a verb to indicate that this verb is conditional – this is very similar to WILL which makes the verb into a future.
"David would be so happy if he understood everything in English."
"I would love for French to become the international language instead of English"