What is the difference between "People can feel lonely sometimes" and "He could sense something was wrong"?

“Could I have your phone number” is better than saying “Can I have your phone number?' See how we differentiate between 'Can' and 'Could'. May 26, 2020 ... Drinking and drug use can have a devastating impact on your health, especially when you have trouble controlling your consumption. Drug and ... CAN/COULD are modal auxiliary verbs. We use CAN to: a) talk about possibility and ability b) make requests c) ask for or give permission. We use COULD to: ... May 11, 2022 ... Knowing the differences between arthritis and other joint problems can help you address the root cause of your pain. 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. Aug 26, 2022 ... The verb can is an auxiliary (helping) verb that is often used alongside other verbs to express ability, possibility, or permission (in the case ... '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. Dec 29, 2021 ... "The original test could detect the presence of SARS-CoV-2 with very high specificity," – meaning the test does its job very well. A PCR ... 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. Oct 22, 2021 ... “Will” is a modal auxiliary verb, which describes an action that is expected to take place in the future. It modifies many verbs in their future tenses.