What is the basic difference between 'can' and 'could'?

Jul 24, 2023 ... "Could" is a bit more polite. It implies that the decision to pass the salt is up to you. Can is just fine - it's not rude or anything. Can is straightforward and direct, while could adds a layer of politeness or implies a condition or hypothetical scenario. Also Visit : Prep with Harshita. What ... Dec 3, 2018 ... With kidney stones, the pain won't disappear when you move, and changing positions usually makes no difference. ... with a stone can be dangerous. Jul 19, 2023 ... “Could you” is a higher level of politeness. The implied meaning is “I am asking you to do this if you are willing and able.” Light bleeding could be a sign that you successfully conceived…or it might ... How Can I Tell the Difference between Implantation Bleeding and My Period? Nov 19, 2015 ... Can and could are two modal verbs that express possibility and ability. The main difference between can and could is that could is the past form of can. Mar 10, 2025 ... On the spectrum of certainty and politeness, “can” is the most direct, “could” adds a layer of politeness or uncertainty, and “would” is often ... 'Can' is used to represent present condition of the subject, but could is used to reflect a past ability, as could is nothing but a past form of can. Aug 22, 2022 ... Usage of Can and Could | Difference between Can or Could · More to explore · Explore related boards. Modals auxiliary verb. Sateshwar Painkra. ,. Mar 31, 2022 ... ... between headaches and migraines. Knowing their key differences could bring you long-awaited relief ... can help determine the cause. Some ...