How does 'could' often function as the past tense of 'can' in reported speech?

Jan 30, 2024 ... Users can also create custom policy options to examine ... For options that increase the subminimum wage, the percentage difference between ... May 6, 2024 ... Both are modal auxiliary verbs, indicating possibility, capability, permission, or ability, but they operate in different temporal contexts. Mar 31, 2022 ... ... between headaches and migraines. Knowing their key differences could bring you long-awaited relief ... can help determine the cause. Some ... Jan 17, 2020 ... An EpiPen could be used to stop the allergic reaction. Dietitians can help patients remove the problematic gluten from their diet. Jun 6, 2024 ... “Can” is used to express present ability or possibility, such as in the sentences “I can swim” and “You can reach me by phone.” On the other ... 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 ... Jul 6, 2017 ... Grey Jedi are kind of like good guy light-siders who can use dark side power to defeat evil and they do not have to follow or serve the Jedi Order organization ... Jan 1, 2021 ... “Could” is the past tense of “CAN” sometimes their usages are made in different contexts. Can is used to ask anything in a polite manner or to seek permission. Key Differences Between Can and Could ... something. 2. While can talks about the possibility of an event in the present situation, could is used to express a ... ... between different vertebrate species. Most animal models are utilized for the purpose of generating results that can be extrapolated to human diseases. For ...