How might 'could' be used to express a past lack of necessity?

A certificate program does not lead to a professional certification. Yes, the courses you take in a certificate program could help you prepare to earn a ... Feb 1, 2013 ... Standard Medicare Appeals: Not Knowing the Difference Could Cost You Your Appeal Rights! ... distinction between expedited and standard appeals. Oct 27, 2021 ... In a business environment, costly issues can arise when the wrong modal verb is used. Take a look at the three sentences below. In each sentence ... "Can" is generally used for present abilities or possibilities, while "could" is used for past abilities, polite requests, or hypothetical situations. Both 'can' and ' could' are modal verbs that refer to 'a possibility', 'ability' or 'capacity'. Primary difference, 'Can' refers to a general truth or something ... As the page says, can is used for general statements about possibility while could is more specific. In your examples, the first sentence is a general statement ... “Can” is probably a little more natural since they're your friend. If you are, however, at like someone's office, you're visiting a colleague you might instead ... Feb 26, 2019 ... Feb 26, 2019 · 󰟠. Mobile uploads. Difference between "can" and "could". Aliza Fatima and 26 others. 󰤥 27. 󰤦. 󰤧 4. Recent Post by Page. Related ... You can become an English teacher one day. You never know! Your Turn: Make 3 sentences in which you express possibility in the present using CAN. Expressing ... Mar 23, 2023 ... Can is used to refer to someone's ability in the present tense, whereas could is used in the past tense. Can also implies that something is very likely to ...